2 definitions by Matty Matty the Big Daddy

complete faggot; usually short, skinny-ass, black haired douche bag who has yet to hit puberty. Sits on his computer all day and plays World of Warcraft like its his job; mad gamer. is typically involved in rec sports cuz he's not good enough to play competitively. overuses the word bro and his mom is a complete milf.
Matt: OMG that douchebag has been playing WOW all day long. When are his balls gonna drop?

Danielle: What do you expect, its Justin.
by Matty Matty the Big Daddy October 4, 2010
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The act of intercepting a pound (Fist Bump) intended for another person. This can be done to both friends and complete strangers. After the interception, the Poundjacker must yell "Poundjacked!"
OH SHIT, DOUG JUST POUNDJACKED YOU AGAIN.
by Matty Matty the Big Daddy November 6, 2010
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