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

Example Sentences

My wacky aunt takes a swim before the lake freezes every winter. the wacky world of his imagination
Recent Examples on the Web When the station announced the giveaway, the response revealed how wacky for wax music fans have become. Jim Morrison, Washington Post, 21 Jan. 2023 It’s the pleasure of meeting someone who’s decided to embrace something a bit wacky, solely to help people relax and smile in a stuffy, clinical medical office. Mike Rucker, Time, 12 Jan. 2023 The company hopes the wacky back panel will blow you away. Ron Amadeo, Ars Technica, 11 Jan. 2023 First up is this delightfully wacky gadget from Withings. Verge Staff, The Verge, 4 Jan. 2023 The community-college-set sitcom followed a group of oddball students and their equally wacky teachers. Jen Juneau, Peoplemag, 26 Dec. 2022 Teen girls will go crazy for this wonderfully wacky design, from the ombre pointer fingers to the delicate snowflake nail stickers. Jessica Leigh Mattern, Country Living, 15 Dec. 2022 The strange body of Balaur is testament to the fact that islands have always been great places for natural selection to try out some wacky stuff. Ed Yong, Discover Magazine, 26 Dec. 2010 Ex-employees and contractors described the work as fun and creatively fulfilling despite all the stress, with wacky ideas flying between talented teams — often out of necessity, to meet the demands of producing many hours of content per week. Nathan Grayson, Washington Post, 21 Oct. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'wacky.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


perhaps from English dialect whacky fool

First Known Use

circa 1935, in the meaning defined above

Time Traveler
The first known use of wacky was circa 1935

Dictionary Entries Near wacky

Cite this Entry

“Wacky.” Dictionary, Merriam-Webster, Accessed 2 Feb. 2023.

Kids Definition


wackier; wackiest

More from Merriam-Webster on wacky

Last Updated: - Updated example sentences
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