JSleepy27's definitions
Stands for "Flaming Butthole Issues" Usually occurring a few hours after eating spicy food, such as hot cheetos or takis.
"Hey, I'm not gonna make it to your niece's wake. I got FBI from those spicy chicken tacos we had last night."
by JSleepy27 December 3, 2017
 Get the FBImug.
Get the FBImug.