- not characteristic of or appropriate to the upper class, especially of Great Britain: certain words and phrases that are considered absolutely non-U.
Origin of non-U
non- + U (adj.)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for nonu
In the morning Salevao, as the moon, was seen, and Nonu was saved.
Nonu maintained that it was then to be seen in the morning, the king held that it was not visible in the morning.
Nonu said he would stake his life on it; and so it was left for the morning to decide.
- (esp of language) not characteristic of or used by the upper classCompare U 1