1 definition by Jahosephus Schnitzel
another term for a fart...FAB...Floating Ass (or air) Biscuit. Pungent ass gas laid out quietly and a real slow creeper but an aroma that likes to Linger Longer.
We were chillin with some hot chicks last night and someone laid out a FAB...no one knows who but damn did it break the mood.
by Jahosephus Schnitzel September 12, 2009