plural no-no's or no-nos
1
: something unacceptable or forbidden
2

Examples of no-no in a Sentence

Recent Examples on the Web
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And that’s a bit of a no-no. DeBlois: Then Alan stumbled upon a guy named Mark Keali‘i Ho‘omalu, who was a kumu hula — a hula master who was living in the Bay Area. Bilge Ebiri, Vulture, 21 May 2025 The official scorer, Michael Duca, reversed the ruling between innings, potentially making a controversial scoring change the only thing standing between the local kid throwing a no-no in his hometown ballpark. Evan Webeck, Mercury News, 20 May 2025 Welch told reporters that generating a budget plan deviating from whatever House leadership has in mind is a no-no in his caucus. The Editorial Board, Chicago Tribune, 19 May 2025 In Hollywood, naked navels were a no-no and specifically outlawed by the censorious Hays Code that policed the studios until 1968. Damon Wise, Deadline, 14 May 2025 See All Example Sentences for no-no

Word History

First Known Use

circa 1942, in the meaning defined at sense 1

Time Traveler
The first known use of no-no was circa 1942

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Cite this Entry

“No-no.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/no-no. Accessed 4 Jun. 2025.

Kids Definition

no-no

noun
ˈnō-ˌnō
plural no-no's or no-nos
: something that is unacceptable or forbidden

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