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A YouTube Let's Player, markiplier usually plays obscure scary games and other obscure games no one has ever heard of. Seems to be succeeding more then PewDiePie.
Mike: Hell yeah, markiplierGAME! His reaction compilations are the funniest! Better then PewDiePie!
10 year old swine: u stupid fag pewdiepie dminates all
Mike and 3 other people in the chat room: Gtfo, please.
by Ryouu April 02, 2013
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Jun 24 Word of the Day
An exclamation made when your friends or family are teasing you to a point where you can't handle it anymore and a hissy fit is in order.

Derived from a YouTube user's famed outburst following Britney's lackluster performance at the 2007 VMA's.
Sarah: 'OMG Susan, I can't believe you are wearing the same skirt as yesterday. Oh, and by the way, EVERYONE knows what you did with Kevin on the weekend. Plus you look a little fat, are you retaining water?'

Susan: 'LEAVE BRITNEY ALONE!'
by Billy Chickenhole September 15, 2007
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