A rhyming insult for a really unfortunate looking face; abbreviation for a fugly mug or a really ugly face.
She looked amazing from the backside, but then she turned around and I got a painfully disappointing look at her fug mug.
by mc.incid December 30, 2009
Fucking ugly mug (face).
Damn...Check out the fugmug at the end of the bar. She's nasty!
by H-bomb diggety, Robyn ya'blind August 12, 2011