Internet slang for "Be right back, biology break," in which "biology break" refers to going to the bathroom.
by eric osgood is a huge n00b August 11, 2008
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Sarcastic expression usually used after someone links to pics involving NSFW activities. Commonly seen on vulgar IRC channels, forums, WoW perverts. BRB FAPPING stands for "Be right back, masturbating"
<MEGANOMA> hey dude, look at these pics.
<macondo> BRB FAPPING
by nalita June 30, 2008
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freaking awesome.
the act of jesus leaving and coming back
thats what he said.
yo homies, dis is your snoop dawg jesus brb.
by ayevayday December 3, 2009
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To say "Be Right Back", but not actually come back for an extended period of time.
Guy 1: "Dude I'll BRB"

Guy 2: "Alright, but you better not have a BRB-Q"
by tenac1ous June 17, 2009
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Someone who says "be right back" in an instant messaging session and never returns, or returns hours/days later.
"You brb-liar! You've been gone for a week!"
"He's such a BRB liar. You won't hear from him again until Thursday"
by CoachW February 6, 2008
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A phrase used when you are leaving with no intention of returning. Also used in abandoning a situation, person, or group of people without giving a reason or explanation.
"So your dad went BRB Piss?"

"Yeah, he went out for cigarettes when I was 3 and never came home"
by Kanninto July 7, 2009
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