be off your head
mainly UK informalto be crazy:
You must be off your head going out in this weather!
UK to not be in control of your behaviour because you have drunk too much alcohol or taken drugs:
Hannah was off her head as usual.
Thesaurus: synonyms and related words
Of unsound mind
- around the bend idiom
- bat
- batshit
- battle-scarred
- beside
- crackers
- disturbed
- fruitcake
- gaga
- loon
- lose
- mad
- maniac
- nutcase
- off your trolley idiom
- schizo
- screwy
- trolley
- twist
- unhinged
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You can also find related words, phrases, and synonyms in the topics:
Drunkenness & sobriety
Drugs - general words