Top Definition
The guy who posts up at the keg all night, filling cups and trying to organize keg stands, in order to strike up conversations at a party. Keg Swammi's guess how many beers you drank and make other assumptions out loud about people at the party.
I didn't want to do a keg stand, buy the Keg Swammi called me out in front of those chicks. Yea, that guy was a douche.
by CoachDB October 28, 2011

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