Then, several cases or jugs of Wesson cooking oil are poured on the tarp and clothes come off. People at the party then jump on the tarp and "slip and slide" around.
Often referred to as "wet humping," the opposite of "dry humping."
Jdub: nah, bro. Jamal is hosting the party and the girls he has hangin`around are meth smoking hoodrats.
Mike: fo shure. Lets go hammer some suds then.
Jdub: hellz yeah.