j burn 

When you eat alot of jalepeños and that same night you take a shit that brings a tear to your eye. Literally.

dude, i had a j burn and i couldn't sleep last night.

j burn by JBesch May 15, 2007

burn a J 

smoke a marijuana cigarette.

Harry the Hipster and Sam Feel-Good decided to burn a J before going to the library to study for their exam in Applied Hyper Mathematics.

burn a J by Rock Johnson June 11, 2006