The strange phenomena in which women are naturally drawn to the jama without any input from said jama.
by Djdicks January 5, 2017
Get the jama jam mug.A more sexual version of a sleepover. Basically people show up in their PJ's, get stoned, and then procede to have all kinds of sexual experiences with the other guests, leading to a large orgy involving the host, all of the guests.
Guy1: Dude, Stacy's having a pajama jama jam, you going? Guy 2: Hell yeah!!!! No way I'm missing that!!!
by Xero _ Manifest November 9, 2010
Get the Pajama Jama Jam mug.