# off one's head

> English word · Prep_phrase

## Definitions
1. Insane, crazy.
2. Temporarily mentally unstable; very distressed.
3. Under the influence of drugs.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/off-one-s-head