no-no
noun
anything that is forbidden or not advisable, as because of being improper or unsafe.
no-no's
-
pluralof no-no.plural
The grammatical form denoting more than one person, place, thing, or idea.
no-nos
-
pluralof no-no.plural
The grammatical form denoting more than one person, place, thing, or idea.
no-nonounanything that is forbidden or not advisable, as because of being improper or unsafe.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
He lost his bid for consecutive no-no’s on the fifth pitch of the game when Haniger homered into the second deck of left field.
From Washington Times ● May 13, 2019
There is also a list of no-no’s in terms of foods with “side effects”: Be easy on the garlic and omit raw onions altogether, not to mention beans.
From Slate ● Sep. 27, 2018
They’re still mentioning car leases — one of Suze’s biggest no-no’s.
From Washington Post ● Mar. 27, 2015
The same sighing-and-hand-wringing routine applies to all of the supposed pregnancy no-no’s: wine, sushi, hot baths, intense exercise, flying, scooping cat litter.
From Time ● Dec. 2, 2014
‘Hey, I don’t know. Some Cherokee taboos were permanent no-no’s, like killing eagles.’
From "Blood of Olympus" by Rick Riordan
“Natural light is the best. I can’t do a dark house. The no-no of no-nos is bad floor plan and flow, and not enough natural light.”
From MarketWatch ● Nov. 24, 2025
Among the social no-nos: Surreptitiously recording others and reading on the device while seeming to ignore others.
From Los Angeles Times ● Sep. 17, 2024
First, be sure to stir your tea gently — splishing & splashing or clinking are absolute no-nos.
From Salon ● Jan. 6, 2024
“Things that are super-feminine and flowery” are big no-nos.
From New York Times ● Mar. 1, 2022
The few Excel sheets in question, during one recent encounter, turned out to have 400 columns each, replete with mismatched terms and other coding no-nos, said Mr. Althouse, who works at the University of Pittsburgh.
From The Wall Street Journal ● Oct. 5, 2018
