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
Luzia	-	Portuguese, German
Elroy	EL-roi	English
Feodor	-	Russian
Larysa	-	Ukrainian
Penney	['peni:]
Hamlet	HAM-lət (English)	Literature, Armenian