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When playing to much guitar hero and you seem to notice the tv getting stretched out and the walls moving uncontrollably.
Man I had such a Guitar Hero High last night.

Freebird gives me such a guitar hero high, I couldn't even stand up afterwards.
by Sean-Bon October 30, 2007
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desribes when you've played guitar hero soooo long that when you finailly peal your eyes away from the screen everything is wavy and moving, like your high.
BOY: *playing guitair hero*
DUDE: Chill with the gh dude ur gonna get high on that shit!
BOY: *looks away...* Whoooaaaa....its all wavy...
DUDE: too late your already guitar hero high...
by KATE=AWESOMENESS November 29, 2010
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