What does ‘piece of cake’ mean?

To “piece of cake” means to something very easy to do. A 20th-century idiom, probably American or RAF slang; not in Brewer's 1898.

Origin

  • A 20th-century idiom, probably American or RAF slang; not in Brewer's 1898.

How to use it

  • Common casual reassurance.
  • Example: The exam was a piece of cake.

Source:

Last verified: 2026-07-18

  • Definitions and origins are drawn from public-domain reference works, primarily Brewer's Dictionary of Phrase and Fable (1898), with modern usage notes clearly marked.

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