by Lisa fowl June 22, 2013
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 08, 2010
A wild house (boat, library, club, etc.) party that requires you to come dressed up in your pajama's or sleep like attire some time usually during the night.
Like seen on House Party 2, when kid n play go to college. Please see this movie if you have any questions.
Denise: Hey what type of party is it?
Mark: You know, an old fashioned Pajama Jamie Jam!
Denise: Ohhh! I'll make sure to wear my new baggy shiry and Joe Boxer boxers!
Denise: Hey what type of party is it?
Mark: You know, an old fashioned Pajama Jamie Jam!
Denise: Ohhh! I'll make sure to wear my new baggy shiry and Joe Boxer boxers!
by Edwin Tucker June 02, 2015