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DeFi

American  
[dee-fahy] / ˈdiˌfaɪ /

noun

  1. decentralized finance: financial services, functions, or applications that rely on a blockchain and are typically unregulated by any financial institution.


Etymology

Origin of DeFi

First recorded in 2015–20

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The word “DeFiant” was a coy wink to this idea of decentralized currency, known as DeFi, the ostensible rationale for the new Trump–Witkoff platform.

From Slate Jul. 22, 2026

“Markets are navigating elevated volatility amid heightened geopolitical risk, with the Federal Reserve’s rate outlook remaining a primary driver for risk assets, including digital assets,” DeFi Technologies president Andrew Forson said.

From Barron's Apr. 29, 2026

Major Wall Street firms are racing to turn traditional assets from stocks to bonds to funds into tokens on the blockchain, with many of these tokenized assets expected to be used in DeFi protocols.

From The Wall Street Journal Apr. 29, 2026

While digital credit does exist in the form of lending from DeFi firms, institutional leverage hasn’t made its way into using bitcoin as a vehicle for lending.

From The Wall Street Journal Apr. 8, 2026

This does not reflect traditional consumer borrowing, but rather crypto holders using digital assets as collateral as DeFi credit markets grow in size and activity.

From MarketWatch Feb. 6, 2026

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