Home : Online Slang : BRBRB BRB | BRH Tweet BRBRB Meaning Bathroom, be right back Type Abbreviation Rank ★ ☆ ☆  Uncommon Usage Online Only (chat, messaging, e-mail) Comments Similar to BRB, but with some extra details. Updated August 1, 2013 All "B" Slang Terms Online Slang Home Print