Glossary · crypto airdrops
DeFi (Decentralized Finance)
Financial services (exchanges, loans, insurance) on blockchain — no banks.
DeFi (Decentralized Finance) — financial services on blockchain without intermediaries: banks, exchanges, insurers.
Main categories
| Category | Examples |
|---|---|
| DEX | Uniswap, Curve, PancakeSwap |
| Lending | Aave, Compound, Morpho |
| Stablecoins | USDC, USDT, DAI |
| Yield aggregators | Yearn, Beefy |
| Derivatives | dYdX, GMX, Hyperliquid |
| Liquid staking | Lido, Rocket Pool |
Why farmers love DeFi
Most retroactive drops are DeFi protocols. Using DEX/lending = building track record for future snapshots.
Risks
- ⚠️ Smart contract bugs: $5B+ lost historically.
- ⚠️ Rug pulls: team withdraws all liquidity.
- ⚠️ Impermanent loss in LP pools.
- ⚠️ Stablecoin de-peg (TerraUSD 2022, USDC 2023).
See also
Airdrop
Free distribution of crypto project tokens to users who did something (tested, traded, held NFTs, etc.).
Retroactive Drop
Airdrop for past activity — tokens go to users who used the project before the drop was announced.
Testnet
Test network of the project — users make transactions with fake tokens, the project tests its code.
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