Top definition
An acronym i made up myself lol (:

USDB Stands for 'you suck donkey balls', but, if people ask you what it means, just say you missspelt 'USB' (:
1: OMGG LYK WaNNA HANG OUT???!?! XX
2: err..usdb.
1: LOOL WHT DOES THT MEAN BBZ? XX
2: sorry. my usb isnt working..brb.
(*blocks user*)
by roflolmao!bbq July 14, 2008
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