Wacky definition
Crazy; silly.
A wacky outfit.
adjective
Eccentric or irrational.
A wacky person.
adjective
(slang) Erratic, eccentric, or irrational; zany.
adjective
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Other Word Forms
Noun
Singular:
wacky
Plural:
wackiesAdjective
Base Form:
wacky
Comparative:
wackier
Superlative:
wackiestOrigin of wacky
- Variant of whacky probably from the phrase out of whack whack
From American Heritage Dictionary of the English Language, 5th Edition