Mug-Ugly. It relys on a common stereotype of an ugly crimminal. It is a term used to describe a severly ugly person, most likely a woman.
by Yugo January 03, 2004
Man, is she mugly!
by fortress star 11 July 28, 2010
by Eric, Stephanie, and Amanda September 30, 2006
by The O'bucket October 21, 2005
by moonclock January 15, 2015