Word.ws English Dictionary

off one's onion

off one's onion prepositional phrase: crazy; insane.

Prepositional phrase

  1. (slang) Crazy; insane.
    • "'E's a very clever man, the master - so clever that 'e's clean balmy sometimes. I've seen 'im right off 'is onion, and no error."1913, Arthur Conan Doyle, “(please specify the page)”, in The Poison Belt […], London; New York, N.Y.: Hodder and Stoughton, →OCLC

Questions about off one's onion

What does off one's onion mean?
Off one's onion means crazy; insane.
What part of speech is off one's onion?
Off one's onion is a prepositional phrase.

Words near off one's onion in the dictionary

  1. off one's hinge
  2. off one's hinges
  3. off one's meds
  4. off one's nut
  5. off one's nuts
  6. off one's onion
  7. off one's own back
  8. off one's own bat
  9. off one's rocker
  10. off one's rocket
  11. off one's tits

Source and license

Adapted from Wiktionary: off one's onion (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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