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3. shit-eating grin
A grin which someone crazy enough to be eating shit and be deliriously happy about it would have on their face.
I told Jimmy to wipe that shit-eating grin off his face before I smashed it into a pulp.
1. shit-eating grin
A smile indicating a joyous secret.
"You got the promotion! I knew there was a reason for that shit-eating grin."
by AbnormalBoy Sep 2, 2004 add a video
2. shit-eating grin
having been invited to eat shit, one declines ... with a smile ...
wipe that shit-eating grin off your face ...
4. Shit-eating grin
A stupid grin that makes you look so clueless that you enjoy eating shit on a daily basis without realising you're a complete putz.
People who call tech support don't even try to learn the basics of using a computer. I picture them sitting at their desk with a shit-eating grin, then headbutting the screen.
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