1 definition by KC Meat

Short for "colostomy bag" (the bag you shit into when your body can't do it normally). Douche bag has become severely overused, so when somebody is worse than a douche bag, they're a colostomy bag, a colobag.
Did you see that guy with 3 popped collars acting like he's the shit?

Yea, what colobag.
by KC Meat October 30, 2009
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