shit-eating grin

rude slang A facial expression denoting arrogance, smugness, or self-satisfaction. Primarily heard in US. I really wanted to wipe that shit-eating grin off his face after he won the poker game.

Common Names:

Name	Pronounced	Usage
Ragnvaldr	-	Ancient Scandinavian
Archie	['a:tʃ]
Dubhghlas	-	Scottish
Padrig	-	Welsh, Breton
Tuure	-	Finnish
Shema'yah	-	Biblical Hebrew