a shit-eating grin

(American taboo)

a look of extreme satisfaction on someone's face that is annoying to other people who are less happy Ever since she heard they'd won she's been sitting there with that shit-eating grin on her face.

Common Names:

Name	Pronounced	Usage
Joseph	JO-səf (English), zho-ZEF (French), YO-zef (German)	English, French, German, Biblical
Natsuki	nah-tsoo-kee	Japanese
Ibbie	IB-ee	English
Henrika	hen-REE-kah	Swedish
BrÍGida	-	Portuguese
Caedmon	KAD-mən (English)	History