Top Definition
Noun. A woman with a skinny ass that has no shape. "Mayonnaise" is a slur for "man ass."
You know a woman is a Mayonnaise Ma'am when you see her from behind and mistake her for a man. Hip-huggers fit her like a sock.
by Carl Stawicki July 15, 2008
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×