Definitions
informal or slang terms for mentally irregular
Word origin
From whack (“someone who whacked his head onto something often, hence being weird”) + -y.
Used in a sentence
“How do artists and curators come up with titles for exhibitions? They seem to get wackier all the time.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Oddly silly”5 letters
02“Zany”5 letters
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