- 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
1940–45, Americanism; reduplication of no1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for nono
"He's bitterly hurt this time, Nono," said her aunt, gently.The Beloved Woman
Nono, I cantnot now; perhaps in a few months time, but not now.Girls of the True Blue
L. T. Meade
Nono; he considers that mystery adds to his strong hold upon me.Married Life
John Baldwin Buckstone
You could hug Nono and tell her secrets and what you wanted for luncheon.Mr. Achilles
(118b, 1), but with the alteration: Nono anno ab inceptione religionis.Life of St. Francis of Assisi
- Luigi (luˈiːdʒi). 1924–90, Italian composer of 12-tone music
Word Origin and History for nono
1942, from reduplication of no.
Online Etymology Dictionary, © 2010 Douglas Harper