1 definition by tha mofuckin boss

Top Definition
Motherfuckin Useless Kid
that guy that when you see him your like "what a piece of shit", and when you see him you have to yell "M.U.K.!" but in a way that sounds like your throwing up
also that guy that no one wants to talk to or be around and that gets bricks thrown through his car window
by tha mofuckin boss April 17, 2008

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