like a man/woman possessed
in a wild and uncontrolled way:
He's been running around the office this morning like a man possessed.
Thesaurus: synonyms and related words
Of unsound mind
- around the bend idiom
- bat
- batshit
- battle-scarred
- beside
- disturbed
- fruitcake
- gaga
- loon
- lose
- mad
- maniac
- nutcase
- off your trolley idiom
- psychopath
- schizo
- screwy
- trolley
- unhinged
- wreck
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