Urban legend creature, said to take on the form of a rabbit, from the magical land of shroom. The only known proof of Jack Bob Livingston's existence is by playing side B of certain 70's rock band albums backwards on a record player. The record is played in reverse until an eerie screeching rabbit can be heard crying "shroomsss".

(noun) A successful type of theft which results in an acceptable, impressive and rewarding payday for the protagonist.