D.B.I. for short, a complete dumbass who only says and does things that totally piss you off and ruin your day. Every group of friends has at least one of these, yet somehow he or she remains part of the group, mostly becuase he or she is fun to laugh AT, not with.
Why did you bring patrick to the party? All he ever does is say dumbass shit all day! He is a complete duesch bag idiot!!
by matt square patchett July 25, 2008
Get the duesch bag idiotmug.