Keep Thinking
183 Terms

Startup
Glossary

The complete guide to startup and venture capital terminology. Speak the language of investors and founders.

A
12 terms

Accelerator

Funding

A fixed-term, cohort-based program that provides startups with mentorship, education, and often seed funding in exchange for equity. Examples include Y Combinator and Techstars.

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Accredited Investor

Funding

An individual or entity that meets SEC requirements to invest in unregistered securities. Typically requires $1M+ net worth or $200K+ annual income.

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Acqui-hire

General

An acquisition where the primary goal is to hire the target company's team rather than obtain its products or services.

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Acquisition

Funding

When one company purchases another company, either through buying its stock or assets. A common exit path for startups.

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Activation Rate

Metrics

The percentage of users who complete a key action that indicates they've experienced the product's core value.

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Active Users

Metrics

Users who have engaged with a product within a specific time period (DAU = daily, MAU = monthly, WAU = weekly).

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Advisor

General

An experienced individual who provides guidance to a startup, often in exchange for equity (typically 0.25-1%).

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ARPU

Metrics

Average Revenue Per User. Total revenue divided by the number of users, measuring monetization efficiency.

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ARR

Metrics

Annual Recurring Revenue. The yearly value of recurring subscription revenue, normalized to a one-year period. A key metric for SaaS companies.

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Angel Investor

Funding

A high-net-worth individual who provides capital for startups, usually in exchange for equity or convertible debt. Often invests at pre-seed or seed stage.

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Anti-dilution

Legal

A provision that protects investors from dilution if shares are later sold at a lower price. Can be full ratchet or weighted average.

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ACV

Metrics

Annual Contract Value. The average annualized revenue per customer contract, excluding one-time fees.

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B
10 terms

B2B

General

Business-to-Business. A business model where companies sell products or services to other businesses rather than consumers.

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B2B2C

General

Business-to-Business-to-Consumer. A model where a company partners with another business to reach end consumers.

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B2C

General

Business-to-Consumer. A business model where companies sell directly to individual consumers.

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Blitzscaling

Growth

Prioritizing speed over efficiency in the face of uncertainty, to achieve massive scale. Coined by Reid Hoffman.

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Board of Directors

Legal

A group of individuals elected to represent shareholders and oversee company management. Usually includes investors and founders.

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Bootstrapping

Funding

Building a company without external funding, relying solely on personal savings and revenue from the business.

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Bridge Round

Funding

A smaller funding round meant to provide runway until a larger round can be raised. Often structured as convertible notes.

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Burn Rate

Metrics

The rate at which a company spends its cash reserves before generating positive cash flow. Usually measured monthly (monthly burn).

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Burn Multiple

Metrics

Net burn divided by net new ARR. Measures how efficiently a company converts cash into revenue growth. Lower is better.

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Business Model

General

The plan for how a company creates, delivers, and captures value. Includes revenue streams, cost structure, and value proposition.

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C
15 terms

CAC

Metrics

Customer Acquisition Cost. The total cost of acquiring a new customer, including marketing, sales, and related expenses.

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CAC Payback

Metrics

The number of months it takes to recover the cost of acquiring a customer. Ideally under 12 months for SaaS.

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Cap Table

Legal

Capitalization table. A spreadsheet showing equity ownership, dilution, and value of equity in each round of funding.

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Carried Interest

Funding

The share of profits (typically 20%) that fund managers receive from successful investments. Also called 'carry'.

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Churn Rate

Metrics

The percentage of customers who stop using a product or service during a given time period. Critical for subscription businesses.

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Cliff

Legal

A period (usually one year) during which no equity vests. After the cliff, a portion of shares vest immediately.

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Cohort Analysis

Metrics

Analyzing groups of users who share a common characteristic (like signup date) to understand behavior over time.

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Cold Email

Growth

Unsolicited email outreach to potential customers or investors. A common early-stage sales and fundraising tactic.

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Common Stock

Legal

Shares typically held by founders and employees, with fewer rights than preferred stock held by investors.

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Competitive Advantage

Growth

A condition that puts a company in a favorable business position relative to competitors.

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Conversion Rate

Metrics

The percentage of users who complete a desired action, such as signing up or making a purchase.

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Convertible Note

Funding

A form of short-term debt that converts into equity, typically at a discount, during a future financing round.

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Co-founder

General

A person who starts a company alongside one or more other founders, sharing equity and responsibility.

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CRM

Product

Customer Relationship Management. Software used to manage interactions with customers and track sales pipeline.

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Crowdfunding

Funding

Raising small amounts of money from a large number of people, typically via online platforms like Kickstarter or Republic.

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D
12 terms

D2C

General

Direct-to-Consumer. A business model where brands sell directly to customers, bypassing traditional retail channels.

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DAU

Metrics

Daily Active Users. The number of unique users who engage with a product on a given day.

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Data Room

Funding

A secure digital repository where companies share confidential documents with potential investors during due diligence.

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Deal Flow

Funding

The rate at which investors receive investment opportunities. Quality deal flow is critical for VC success.

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Deck

Funding

Short for pitch deck. A presentation summarizing a startup's business for investors.

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Decacorn

General

A privately held startup valued at over $10 billion. Examples include Stripe and SpaceX.

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Default Alive

Metrics

A startup that will become profitable before running out of money at current growth rates. Term coined by Paul Graham.

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Default Dead

Metrics

A startup that will run out of money before becoming profitable at current growth rates.

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Dilution

Legal

The reduction in ownership percentage that occurs when new shares are issued, typically during funding rounds.

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Down Round

Funding

A funding round where a company raises capital at a lower valuation than its previous round.

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Drag-Along Rights

Legal

A provision allowing majority shareholders to force minority shareholders to join in the sale of a company.

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Due Diligence

Funding

The investigation or audit of a potential investment to confirm facts, financials, and other material information.

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E
7 terms

EBITDA

Metrics

Earnings Before Interest, Taxes, Depreciation, and Amortization. A measure of operating profitability.

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Employee Stock Option Pool

Legal

Shares reserved for future employee grants, typically 10-20% of the company. Created before funding rounds.

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Engagement

Metrics

How actively users interact with a product, measured through metrics like session length, actions per session, or return visits.

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Equity

Legal

Ownership interest in a company, typically represented as shares of stock.

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Equity Crowdfunding

Funding

Raising money from the public in exchange for equity, regulated by the SEC under Regulation CF or Regulation A+.

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Exit

Funding

The method by which investors realize a return on their investment, typically through acquisition or IPO.

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Expansion Revenue

Metrics

Additional revenue from existing customers through upsells, cross-sells, or increased usage.

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F
10 terms

Family Office

Funding

A private wealth management firm that invests on behalf of a single wealthy family. Often invests in startups.

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First Mover Advantage

Growth

The competitive advantage gained by being the first to enter a market. Can include brand recognition and customer loyalty.

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Flywheel

Growth

A self-reinforcing business model where each component feeds into the next, creating momentum. Popularized by Amazon.

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FOMO

General

Fear Of Missing Out. In investing, the anxiety that drives investors to act quickly on deals.

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Founder

General

A person who starts a new company. Can be sole founder or co-founder.

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Founder Vesting

Legal

A schedule by which founders earn their equity over time, protecting the company if a founder leaves early.

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Freemium

Product

A business model offering a free basic product while charging for premium features or services.

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Friends and Family Round

Funding

The earliest funding from personal connections, typically before institutional investors.

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Full Stack

Product

A company that controls every aspect of its product or service, from development to customer delivery.

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Funnel

Growth

The journey users take from first awareness to becoming customers, with conversion rates at each stage.

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G
6 terms

General Partner (GP)

Funding

The managing partner(s) of a venture capital fund who make investment decisions and manage operations.

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GMV

Metrics

Gross Merchandise Value. The total value of merchandise sold through a marketplace, before fees and returns.

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Go-to-Market (GTM)

Growth

The strategy and plan for launching a product and acquiring customers in the market.

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Gross Margin

Metrics

Revenue minus cost of goods sold, divided by revenue. Shows profitability before operating expenses.

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Growth Hacking

Growth

Creative, low-cost strategies to acquire and retain customers rapidly. Focuses on experimentation and virality.

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Growth Stage

Funding

The phase when a startup has achieved product-market fit and is focused on scaling operations and revenue.

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H
4 terms

Hockey Stick Growth

Growth

A growth pattern showing slow initial progress followed by sudden, rapid acceleration. The ideal startup trajectory.

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Holding Period

Funding

The length of time an investor holds an investment before exiting. Typically 5-10 years for VC.

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Hot Deal

Funding

A highly sought-after investment opportunity with multiple investors competing to participate.

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Hypergrowth

Growth

Extremely rapid growth, typically defined as a compound annual growth rate (CAGR) of 40% or more.

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I
6 terms

Incubator

Funding

An organization that helps early-stage startups develop by providing resources, mentorship, and sometimes office space.

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Information Rights

Legal

Investor rights to receive regular financial and business updates from the company.

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IP

Legal

Intellectual Property. Patents, trademarks, copyrights, and trade secrets that provide competitive advantage.

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IPO

Funding

Initial Public Offering. The process of offering shares of a private company to the public for the first time.

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IRR

Metrics

Internal Rate of Return. The annualized return on an investment, accounting for timing of cash flows.

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Iteration

Product

The process of continuously improving a product based on user feedback and data.

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J
1 terms

J-Curve

Funding

The typical return pattern of a VC fund, showing initial losses before eventual gains as portfolio companies exit.

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K
3 terms

Key Person Clause

Legal

A provision requiring specific individuals to remain with the company for investors to maintain their commitment.

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KPI

Metrics

Key Performance Indicator. A measurable value that demonstrates how effectively a company is achieving objectives.

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KT Score

Metrics

Keep Thinking Score. A proprietary metric that measures startup quality based on expert jury evaluations across multiple criteria.

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L
8 terms

Land and Expand

Growth

A sales strategy of starting with a small initial deal and growing the account over time.

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Lead Investor

Funding

The investor who contributes the largest amount in a funding round and typically sets the terms and leads due diligence.

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Lean Startup

Product

A methodology for developing businesses by using validated learning, experimentation, and iterative product releases.

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Liquidation Preference

Legal

The order and amount investors get paid in an exit event. 1x non-participating is most founder-friendly.

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Logo Churn

Metrics

The percentage of customers (not revenue) lost during a period. Compare to revenue churn.

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LP

Funding

Limited Partner. An investor in a venture capital fund who provides capital but doesn't participate in management decisions.

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LTV

Metrics

Lifetime Value. The total revenue expected from a customer throughout their relationship with the company.

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LTV/CAC Ratio

Metrics

Lifetime Value divided by Customer Acquisition Cost. Should be 3:1 or higher for a healthy business.

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M
9 terms

M&A

Funding

Mergers and Acquisitions. The consolidation of companies through various financial transactions.

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Magic Number

Metrics

Net new ARR divided by sales and marketing spend. Measures sales efficiency. Above 0.75 is good.

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MAU

Metrics

Monthly Active Users. The number of unique users who engage with a product in a given month.

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MQL

Growth

Marketing Qualified Lead. A lead that has shown interest and meets criteria indicating potential to become a customer.

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Moat

Growth

A competitive advantage that protects a company from competitors. Can be based on technology, network effects, brand, or scale.

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MoM

Metrics

Month-over-Month. A comparison of a metric from one month to the previous month.

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MRR

Metrics

Monthly Recurring Revenue. The predictable revenue a business can expect every month from active subscriptions.

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Multiple

Metrics

The return multiple on an investment (e.g., 3x means tripling the investment). Also refers to valuation multiples.

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MVP

Product

Minimum Viable Product. The simplest version of a product that can be released to test a business hypothesis with real users.

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N
6 terms

NDA

Legal

Non-Disclosure Agreement. A legal contract that protects confidential information shared between parties.

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Negative Churn

Metrics

When expansion revenue from existing customers exceeds lost revenue from churned customers. A sign of strong product-market fit.

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Net Revenue Retention

Metrics

The percentage of recurring revenue retained from existing customers, including upsells and downgrades. Over 100% indicates growth.

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Network Effects

Growth

When a product becomes more valuable as more people use it. A powerful form of competitive moat.

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Non-Dilutive Funding

Funding

Capital that doesn't require giving up equity, such as grants, loans, or revenue-based financing.

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NPS

Metrics

Net Promoter Score. A measure of customer loyalty based on likelihood to recommend. Ranges from -100 to +100.

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O
5 terms

OKR

General

Objectives and Key Results. A goal-setting framework used to define and track objectives and their outcomes.

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Onboarding

Product

The process of getting new users started with a product, teaching them how to get value.

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Option Pool

Legal

Shares reserved for future employee equity grants. Typically 10-20% of the company.

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Outbound Sales

Growth

Proactively reaching out to potential customers rather than waiting for them to come to you.

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Oversubscribed

Funding

When investor demand exceeds the amount a company is raising, allowing the company to be selective.

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P
14 terms

Participation Rights

Legal

Investor rights to participate in future funding rounds, often with pro rata rights.

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Payback Period

Metrics

The time required to recover the cost of an investment. For CAC, typically measured in months.

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Pitch Deck

Funding

A presentation that provides an overview of a startup's business plan, used to attract investors.

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Pivot

Product

A fundamental change in a startup's business model or product direction based on market feedback.

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PLG

Growth

Product-Led Growth. A strategy where the product itself drives customer acquisition, conversion, and expansion.

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PMF

Product

Product-Market Fit. When a product satisfies strong market demand. The most important milestone for startups.

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Post-Money Valuation

Funding

The value of a company immediately after receiving investment. Pre-money + Investment = Post-money.

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Power Law

Funding

The distribution in VC where a small number of investments generate the majority of returns.

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Pre-Money Valuation

Funding

The value of a company before receiving new investment. Used to calculate ownership percentages.

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Pre-Seed

Funding

The earliest stage of startup funding, typically used to develop an initial product or validate an idea. Usually $50K-$500K.

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Preferred Stock

Legal

Shares with special rights (liquidation preference, anti-dilution) typically held by investors.

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Product-Market Fit

Product

The degree to which a product satisfies strong market demand. A key milestone indicating the product meets real customer needs.

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Pro Rata Rights

Legal

The right of an investor to participate in future funding rounds to maintain their ownership percentage.

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Q
2 terms

QoQ

Metrics

Quarter-over-Quarter. A comparison of a metric from one quarter to the previous quarter.

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Quick Ratio (SaaS)

Metrics

New MRR + Expansion MRR divided by Churned MRR + Contraction MRR. Measures growth efficiency. Above 4 is excellent.

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R
9 terms

Ramen Profitable

Metrics

When a startup makes just enough profit to cover the founders' basic living expenses.

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Recurring Revenue

Metrics

Revenue that is expected to continue in the future, typically from subscriptions or contracts.

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Retention

Metrics

The percentage of customers or revenue that remains over time. Critical for subscription businesses.

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Revenue

Metrics

The income generated from normal business operations, typically from sales of products or services.

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Revenue-Based Financing

Funding

A loan repaid as a percentage of monthly revenue, providing flexible, non-dilutive capital.

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Roadmap

Product

A strategic plan outlining the vision and direction for a product over time.

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ROI

Metrics

Return on Investment. The gain or loss from an investment relative to its cost.

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Rolling Fund

Funding

A VC fund structure that accepts new investors on a quarterly basis, popularized by AngelList.

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Runway

Metrics

The amount of time a company can continue operating at its current burn rate before running out of cash.

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S
18 terms

SaaS

Product

Software as a Service. A software distribution model where applications are hosted and provided to customers over the internet.

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SAFE

Funding

Simple Agreement for Future Equity. A financing instrument that converts to equity in a future priced round. Simpler than convertible notes.

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SAM

Metrics

Serviceable Addressable Market. The portion of TAM that your product can realistically target.

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Scale

Growth

The ability to grow a business significantly without proportionally increasing costs.

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Scalability

Product

The capability of a system or business to handle growth without significant changes or additional cost.

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Secondary Sale

Funding

When existing shareholders sell their shares to new investors, rather than the company issuing new shares.

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Seed Round

Funding

An early funding round used to support initial operations and growth, typically ranging from $500K to $3M.

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Self-Serve

Growth

A go-to-market model where customers can sign up and use the product without sales involvement.

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Series A

Funding

The first significant round of venture capital financing, typically used to scale a proven product. Usually $5M-$20M.

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Series B

Funding

A funding round focused on scaling the business after achieving significant traction. Usually $20M-$50M.

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Series C

Funding

A later-stage funding round for companies with strong traction, often for rapid expansion. Usually $50M+.

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SMB

General

Small and Medium-sized Businesses. Companies with fewer than 500 employees, a common target market for startups.

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SOM

Metrics

Serviceable Obtainable Market. The realistic portion of SAM you can capture in the near term.

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SPV

Funding

Special Purpose Vehicle. A legal entity created for a specific investment, allowing multiple investors to participate.

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SQL

Growth

Sales Qualified Lead. A lead that has been reviewed by sales and deemed ready for direct sales engagement.

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Stickiness

Product

How likely users are to return to and continue using a product. High stickiness indicates strong retention.

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Stock Options

Legal

The right to purchase shares at a fixed price (strike price), typically given to employees as compensation.

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Syndicate

Funding

A group of investors who pool resources to invest in a deal, often led by an experienced angel investor.

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T
7 terms

Tag-Along Rights

Legal

A provision allowing minority shareholders to join in when majority shareholders sell their stakes.

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Take Rate

Metrics

The percentage of GMV that a marketplace keeps as revenue. Typically 5-30% depending on the industry.

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TAM

Metrics

Total Addressable Market. The total market demand for a product or service if 100% market share were achieved.

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TCV

Metrics

Total Contract Value. The total value of a contract over its full term, including one-time fees.

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Term Sheet

Legal

A non-binding document outlining the basic terms and conditions of an investment. The foundation for final legal documents.

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T2D3

Growth

Triple Triple Double Double Double. A growth benchmark for SaaS: 3x, 3x, 2x, 2x, 2x annual revenue growth.

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Traction

Metrics

Evidence of customer demand and growth, such as revenue, users, or engagement metrics. Proof that the business is working.

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U
4 terms

Unicorn

General

A privately held startup company valued at over $1 billion. Originally rare, now more common.

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Unit Economics

Metrics

The direct revenues and costs associated with a single unit of a product or service. Shows if the business model works.

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Up Round

Funding

A funding round at a higher valuation than the previous round, indicating positive company progress.

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Upsell

Growth

Selling additional features or higher-tier products to existing customers.

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V
9 terms

Valuation

Funding

The process of determining the current worth of a company or asset. Critical for funding negotiations.

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Valuation Cap

Funding

The maximum valuation at which a SAFE or convertible note will convert to equity, protecting early investors.

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Value Proposition

Product

The unique value a product or service provides to customers, differentiating it from alternatives.

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VC

Funding

Venture Capital. A form of private equity financing provided to startups with high growth potential in exchange for equity.

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Venture Debt

Funding

Loans provided to venture-backed companies, often used to extend runway between equity rounds.

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Vesting

Legal

The process by which an employee earns rights to employer-provided stock over time, typically over 4 years with a 1-year cliff.

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Viral Coefficient

Growth

The number of new users that each existing user brings in. A coefficient above 1 means organic exponential growth.

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Viral Loop

Growth

A mechanism where users naturally invite or share with others, creating self-sustaining growth.

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Voting Rights

Legal

The rights of shareholders to vote on company matters. Preferred stock may have enhanced voting rights.

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W
2 terms

Warm Intro

Funding

An introduction to an investor facilitated by a mutual connection, significantly increasing response rates.

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Warrants

Legal

Securities that give the holder the right to purchase shares at a specific price within a certain time frame.

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Y
2 terms

Y Combinator

Funding

The most influential startup accelerator, founded in 2005. Has funded Airbnb, Stripe, DoorDash, and 4,000+ other startups.

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YoY

Metrics

Year-over-Year. A comparison of a metric from one period to the same period in the previous year.

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Z
2 terms

Zero-to-One

General

Creating something entirely new that didn't exist before, as opposed to incremental improvements. Term popularized by Peter Thiel.

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Zombie Startup

General

A company that is neither growing enough to attract investment nor failing completely. Stuck in limbo.

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