1 definition by awesomepersonofawesome

One who must always "one up" someone
Person: Hey so I got a new phone! It's a nokia
Mario Bro: Well I got the new iphone
Person: Nice! I also got a new windows computer
Mario Bro: I have the new imac
Person: Dude....quit being such a mario bro
by awesomepersonofawesome December 8, 2011
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