# 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.

## What it means

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

## Action steps

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

## Sources

- [Brewer's Dictionary of Phrase and Fable (1898) — Internet Archive scan](https://archive.org/details/brewers-dictionary-of-phrase-and-fable)

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