First Known Use: circa 1948
Dictionary
bonkers
adjective bon·kers \ˈbäŋ-kərz, ˈbȯŋ-\
Definition of BONKERS
See bonkers defined for English-language learners
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Origin of BONKERS
perhaps from bonk + -ers (as in crackers)
Related to BONKERS
- Synonyms
- balmy, barmy [chiefly British], bats, batty, bedlam, insane, brainsick, bughouse [slang], certifiable, crackbrained, cracked, crackers, crackpot, cranky [dialect], crazed, crazy, cuckoo, daffy, daft, demented, deranged, fruity [slang], gaga, haywire, kooky (also kookie), loco [slang], loony (also looney), loony tunes (or looney tunes), lunatic, mad, maniacal (also maniac), mental, meshuga (or meshugge also meshugah or meshuggah), moonstruck, non compos mentis, nuts, nutty, psycho, psychotic, scatty [chiefly British], screwy, unbalanced, unhinged, unsound, wacko (also whacko), wacky (also whacky), wud [chiefly Scottish]
- Antonyms
- balanced, compos mentis, sane, sound, uncrazy
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