shit-eating grin

(redirected from shit eating grin)

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.
See also: grin
References in periodicals archive ?
The cop seemed to accept the presentation as humor, as he flashed a shit eating grin which I believe acknowledged the undeniability of the accusation.