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One who is not necessarily new at something, they just suck at it. This person in most cases, thinks he or she is good at said thing, but deserves to be humiliated.
Ya Right! Ill PWN that Nu Jack!
by Tyler Gibshit September 26, 2007
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A slang term attached to a greenhorn or a new guy into hardcore music. Generally these people are ex-scene kids who shave their heads and act tough.
"Hey man, sup?"
"Not much bro, just sitting here"
"Yeah, this show's boring, whoa haha, look at that nujack"
"His Stick To Your Guns hoodie and diamond plugs kind of give it away"
by kohlman March 18, 2008
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