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1. eat a bag
the ultimate insult. origin extends from the command to "eat a bag of dicks," which means to consume a bag full of male genitalia. usually considered vulgar.
"Dude, yankees suck! Why don't you go crawl back inside your mother 'til you're done cookin'."

"Eat a bag, man. eat a bag."
by kevin Apr 13, 2005 add a video
2. eat a bag
Used as an expression of disbelief.
"Did I ever tell you that Aaron went on a date with Pamela Anderson?"

"What?! Eat a bag dude."
by MunkTurd Aug 5, 2005 add a video
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