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no-no's

  • plural
    of no-no.
    no-no
    noun
    anything that is forbidden or not advisable, as because of being improper or unsafe.
no-nos
  • plural
    of no-no.
    no-no
    noun
    anything 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:

But what if there are things that are major no-no’s that I don’t know about?

From Slate ● Dec. 23, 2019

We’re talking about “K” signs along the upper deck railing, superstitious whispers for a pitcher who has taken 11 no-hitters into the sixth inning in his last 71 starts and completed two of those no-no’s.

From Washington Post ● Jun. 28, 2017

Jeering is common, and fans often yell out in the middle of a point or as a player is about to serve - no-no’s in tennis.

From Washington Times ● Aug. 8, 2016

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

With that in mind, it might not be surprising that "Saturday Night Live" gave the button-pushing comedian a list of "no-nos" during his recent appearance on the long-running series.

From Salon ● Feb. 16, 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

Facebook, YouTube and Twitter have long lists of no-nos to limit information on their sites that they consider misleading about the coronavirus.

From New York Times ● Oct. 5, 2021

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