Individual male who single-handedly managed to accumulate a massive amount of rumors about himself by doing nothing. Was able to pass as 21 at age 16. Was also able to pass as a gangster.
The first name is never used by itself, unless you're a n00b.
One who is prone to quoting cartoons in every sentence.
(Can also be an adjective.)
ex A: What up, Mark Perry?
ex B: Hey it's Joe, Bob, and Mark Perry.
ex C: You thought he was 23?! That's so Mark Perry.