A specific form of flatulent that causes a hot flame like sensation in the anus. Often occurs after consuming Indian, Mexican, or Thai food. Also, women named lydia, brittany, and deedee are known to have chronic cases of fire booty.
Dirty Woman: Oh my fucking God, I have the worst case of fire booty!!!

Nasty Man: What did you eat last night?

Dirty Woman: I had a combination of Indian, Mexican, and Thai food at yo momma's house.

Nasty Man: That's what you get, you fast nasty ugly dirty ho bitch. You got a major case of fire booty.
by jwest808 January 4, 2010
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extra saggy booty;
extra sweaty buttox like it has been squirted on by fire extinguishers
"look at that breezy runnin!"

"man, she got a fire extinguisher booty ahhh!"
by jelupa feretada August 6, 2009
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