no-no

[ noh-noh ]
See synonyms for: no-nono-nos on Thesaurus.com

noun,plural no-nos, no-no's.Informal.
  1. anything that is forbidden or not advisable, as because of being improper or unsafe: If you want to lose weight, rich desserts are a no-no.

Origin of no-no

1
1940–45, Americanism; reduplication of no1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use no-no in a sentence

British Dictionary definitions for Nono

Nono

/ (Italian ˈnɔːno) /


noun
  1. Luigi (luˈiːdʒi). 1924–90, Italian composer of 12-tone music

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