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 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 For Chalamet, the memory of his run of Bob Dylan cosplay for the A Complete Unknown press tour still lingers, but he’s found the rhythm again with his wacky, colorful take on streetwear, caps, and subversive outerwear. Anna Cafolla, Vogue, 30 May 2025 If only 8-year-old Katelyn, golfing in the platform Converse and wacky socks, could see herself now. Mirjam Swanson, Oc Register, 27 May 2025 Logitech Brio 500 for $130: This webcam has wacky adjustment. Julian Chokkattu, Wired News, 23 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 5 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

Last Updated: - Updated example sentences
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