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Glossary · R

Rug Pull

A DeFi scam in which the team behind a protocol withdraws all liquidity or mints unlimited tokens and sells them, abandoning the project and leaving investors with worthless tokens. Warning signs include anonymous teams, unaudited contracts, very high APYs with no clear revenue source, and unlocked liquidity.

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How Rug Pull works in practice

A rug pull is when a project's operators withdraw the value backing it and disappear. The mechanics vary — draining the liquidity pool, minting unlimited supply, or a hidden function that blocks selling — but the pattern is consistent: control was never really given up.

Worked example

A token launches with a liquidity pool the team can withdraw at will. Once enough buyers have arrived, the team removes the paired asset. Holders are left with tokens and no market to sell into.

Figures are illustrative and chosen to be checkable, not live market data.

The mistake that costs people money

The warning signs are structural, not aesthetic: unlocked liquidity, an upgradeable contract with no timelock, an anonymous team with no track record, and mint functions the team controls. A polished site says nothing about any of these.

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Rug Pull: common questions

What is Rug Pull?
A DeFi scam in which the team behind a protocol withdraws all liquidity or mints unlimited tokens and sells them, abandoning the project and leaving investors with worthless tokens. Warning signs include anonymous teams, unaudited contracts, very high APYs with no clear revenue source, and unlocked liquidity.
How does Rug Pull work in practice?
A rug pull is when a project's operators withdraw the value backing it and disappear. The mechanics vary — draining the liquidity pool, minting unlimited supply, or a hidden function that blocks selling — but the pattern is consistent: control was never really given up.
Can you give an example of Rug Pull?
A token launches with a liquidity pool the team can withdraw at will. Once enough buyers have arrived, the team removes the paired asset. Holders are left with tokens and no market to sell into.
What do people get wrong about Rug Pull?
The warning signs are structural, not aesthetic: unlocked liquidity, an upgradeable contract with no timelock, an anonymous team with no track record, and mint functions the team controls. A polished site says nothing about any of these.
Where can I learn more about Rug Pull?
Our full guide, Is DeFi Safe?, covers Rug Pull in depth with worked scenarios and the risks involved. This glossary entry is the short definition.

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