Top definition
iwbbint is an abbrevation for I will be back in no time and is used by n00bs who has to type more tha jsut brb...

It originated from a n00b in Norway on the way to his coffe break after playing a game of tic-a-tac poker.
n00b says:
I'll have a coffe break now, iwbbint

cool guy says:
great
by Daveiac August 10, 2009
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