What does ‘cost a pretty penny’ mean?

To “cost a pretty penny” means to be expensive. An 18th-century English idiom; 'pretty' here is an old sense meaning 'considerable'. Brewer's records this older meaning of 'pretty'.

Origin

  • An 18th-century English idiom; 'pretty' here is an old sense meaning 'considerable'. Brewer's records this older meaning of 'pretty'.

How to use it

  • Casual comment on high prices.
  • Example: That watch cost a pretty penny.

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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