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Mad as a hatter

Meaning: Completely eccentric or unhinged.

Language: English

Literally: As mad as a hat-maker

Category: Daily Life

Origin: 18th–19th-century hat-makers cured felt with mercury and suffered poisoning — tremors, slurred speech, erratic moods; the phrase predates Lewis Carroll's Hatter.

More idioms — Daily Life

  • To steal someone's thunder — To take credit for another's idea or upstage their big moment.
  • Die Kirche im Dorf lassen — To keep things in proportion and not get carried away.
  • Das Leben ist kein Ponyhof — Life is not all fun and games; expect hardship.
  • Estar de Rodríguez — To be a husband left working in town while the family is on holiday.
  • Ogni morte di papa — Extremely rarely; once in a blue moon.
  • 油を売る — To slack off or dawdle when you should be working.

More English idioms

  • To turn a blind eye — To deliberately ignore something you know is wrong.
  • Hair of the dog — A morning drink taken to cure a hangover.
  • To bite the bullet — To face something painful with gritted courage.
  • To go cold turkey — To quit a habit abruptly and completely.
  • To cut the mustard — To meet the required standard; to succeed.
  • To chew the fat — To chat idly and at length.

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