Apparently – From non + U (“characteristic of the upper classes”), coined by British linguist Alan S. C. Ross (1907–1980) in a 1954 article, and popularized by the English journalist and writer Nancy Mitford (1904–1973).
About Me
An elephant run wild, drunk on rum, calls for a female without hope of being understood. What to do? It is not 1947 now.
In The Apple Tree 