variants or less commonly whacky
wackier also whackier; wackiest also whackiest
: absurdly or amusingly eccentric or irrational
wacky ideas
a wacky comedian
wackily adverb
wackiness noun

Examples of wacky in a Sentence

My wacky aunt takes a swim before the lake freezes every winter. the wacky world of his imagination
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Per the official synopsis, the show features candid accounts from everyday Floridians playfully re-created by a rotating cast of actors and comedians, this irreverent series sheds light on the viral, wacky and weird. Denise Petski, Deadline, 12 Nov. 2025 Giddey, with newfound confidence, has manufactured offense from the wackiest of lineups. Joel Lorenzi, New York Times, 10 Nov. 2025 Created by Darren Star, the series took that premise and turned it into a warm, funny, occasionally wacky romantic comedy for seven seasons — a record for a TV Land original. Maggie Fremont, Entertainment Weekly, 9 Nov. 2025 The wacky move was captured clearly on cameras, prompting hilarious commentary from the broadcasters. Skyler Caruso, PEOPLE, 6 Nov. 2025 See All Example Sentences for wacky

Word History

Etymology

perhaps from English dialect whacky fool

First Known Use

1930, in the meaning defined above

Time Traveler
The first known use of wacky was in 1930

Browse Nearby Words

Cite this Entry

“Wacky.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wacky. Accessed 13 Nov. 2025.

Kids Definition

wacky

adjective
wackier; wackiest
: amusing and very strange
wackily
ˈwak-ə-lē
adverb
wackiness
ˈwak-ē-nəs
noun

More from Merriam-Webster on wacky

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