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An acronym which stands for Face booking under intoxication.
Did you see that booze hound on Face book? It's obvious that she's drunk and she's not even 21. She's gonna get a F.B.U.I. one day.
by F.B.U.I. March 27, 2010
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My Wife busted me for FBUI. She found my messages to the girlfriend I left last night when hammered..
by Maneuver March 06, 2014
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