lose your mind
informalto become mentally ill, or to start behaving in a silly or strange way:
You just spent all that money on a pair of shoes? Have you completely lost your mind?
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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