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.
The hope is that her big presence on social media — where Dance Mom posts bubbly videos of herself performing wacky, old-school choreography — could help juice ratings. Lynette Rice, Deadline, 13 June 2025 It’s dotted with wacky indie comedy, like the opening scene in which Buddy, Les, and a school principal discuss whether Les is repelled by vaginas, or Buddy and Les’s morning ritual of standing on their front lawn and playing the bagpipes. Owen Gleiberman, Variety, 11 June 2025 Some of the exhibits the museum offers include imagination playground, technology center, adventures in engineering, science lab and makerspace, wacky weather wonders, animal exploration, sound around us and young explorers. Kaitlyn Keegan, Hartford Courant, 9 June 2025 The Oddworld universe is simply begging for this kind of collectible tribute, and truly, there’s no shortage of wacky critters to immortalize. Mitch Wallace, Forbes.com, 31 May 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 18 Jun. 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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