poo-be-gone

Noun - A bong rip of weed and tobacco taken before a bowel movement too loosen your bowels and ease fecal discharge. Normal bowel movements can take upwards of 55 minutes especially after a good night of drinking. The average poo-be-gone takes less than 45 seconds and will start shortly after exhalation, thus being in close proximity to a lavatory is recommended.

Bob: "Dam I have tried to shit like 6 times this morning, that bottle of jack fucked my bowels"
Janet: "You should take a poo-be-gone! The bong's in the bathroom already."