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what you say after realizing you just did something stupid or just saw someone or something stupid or idiotic. similar to fail. coined by jamie l. u. the coolest girl i know.
alex: jamie, your knees are scraped and bleeding, are you alright?!

jamie: i just tripped over a curb and busted my ass, BRAINMPT!!
by alexxx420brainmpt!!! August 20, 2011
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