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 This documentary follows the wild and wacky adventures of three teams in the infamous 24 Hours of LeMons endurance race for $500 cars. Addie Morfoot, Variety, 21 Mar. 2024 The restaurant lobby celebrated it as a sensical modernization of Indiana's at-times wacky liquor laws. Kayla Dwyer, The Indianapolis Star, 14 Mar. 2024 But once the high-energy and wacky funeral service gets under way, the family begins to draw strength in unity and many touching, conciliatory speeches are made. Pam Kragen, San Diego Union-Tribune, 13 Mar. 2024 And what better way to celebrate a birthday than by digging up some wacky laws from the state's history? Grace Tucker, The Enquirer, 1 Mar. 2024 Though it was beloved by critics and had some great guest stars, Detroiters never garnered a large audience, making this delightful, wacky series a real hidden gem that Comedy Central canceled far too soon. Kevin Jacobsen and Hope Lasater,, 21 Mar. 2024 In between songs, there were wacky samples of someone talking about workout regimes, sped-up drum’n’bass beats, a rotary phone ringing, old AM radio songs, and more. Stephen Thomas Erlewine, Rolling Stone, 16 Mar. 2024 Seibel’s company was a wacky project called, devoted to livestreaming people’s lives 24/7, starting with that of eponymous cofounder Justin Kan. Steven Levy, WIRED, 15 Mar. 2024 The colorful outfits exude the wacky self-indulgence that comes through in his work, which makes sense: His personal aesthetic has always been part of the shtick. Sonia Rao, Washington Post, 15 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'wacky.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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

Dictionary Entries Near wacky

Cite this Entry

“Wacky.” Dictionary, Merriam-Webster, Accessed 15 Apr. 2024.

Kids Definition


wackier; wackiest

More from Merriam-Webster on wacky

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!