A cannabis joint of unruley size. Usually pertaining to a double papered joint that while of regular length has a disproportionately wide girth.
Yo, I just rolled up a fatty boom-batty jay of this skunky ass weed yo! Were gonna get so high...yeah!
by ChunkyD August 14, 2006
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n. a spliff
"We went to a bar and smoked a fatty boom batty"
by Ads February 13, 2003
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A big motherfucking joint, at least 2 big rizla's.
As I came into Sam's room and he was just rolling up a Fatty boom batty, next news he blazed that motherfucker up and it smoked goood!
by Glaswejin July 4, 2011
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A large, oversized spliff, usually made with weed rather than cannabis resin.
"Let's stay at home and smoke a Fatty Boom-Batty"
by Ross Purvis November 9, 2003
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a big, ugly, overweight stupid or foolish person
Hey, get Fatty Boom Batty over there to
finish jacking my truck up
by King Shit January 18, 2003
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What you need is a fatty-boom-batty blunt, and I guarantee you'll be seeing a sailboat, an ocean, and maybe even some of those big-titted mermaids doing some of that lesbian shit.
by deadheadrik August 17, 2009
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