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

Examples of no-no in a Sentence

Recent Examples on the Web
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While Henry describes Wachsmann’s no-hitter last season against Cherokee Trail as the pitcher’s breakthrough high school moment, Henry says the no-no this season on April 18 at Mullen was the more impressive outing. Kyle Newman, Denver Post, 4 May 2026 Acidic Soil Acidic soil is another no-no for lavender, according to the experts, which is why its important to conduct a soil pH test before planting your lavender. Cori Sears, The Spruce, 27 Apr. 2026 Using it as storage for buckets and other equipment is a no-no. David J. Neal, Miami Herald, 24 Apr. 2026 Stilettos are a no-no when walking around any large city, but platforms will pull your spring outfits together with more comfort. Alexandra Pereira, Travel + Leisure, 23 Apr. 2026 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 15 May. 2026.

Kids Definition

no-no

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

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