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Synonyms
balmy, barmy [chiefly British], bats, batty, bedlam, bonkers, brainsick, bughouse [slang], certifiable, crackbrained, cracked, crackers, crackpot, cranky [dialect], crazed, crazy, cuckoo, daft, demented, deranged, fruity [slang], gaga, haywire, insane, kooky (also kookie), loco [slang], loony (also looney), loony tunes (or looney tunes), lunatic, mad, maniacal (also maniac), mental, meshuga (or meshugge), 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
Recent Examples on the Web
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'daffy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
circa 1884, in the meaning defined above
obsolete English daff, noun, fool
More Definitions for daffy
daffy
See the full definition for daffy in the English Language Learners Dictionary
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