by anon May 13, 2005

to improvise in a group of two or more people with musical instruments, coming up with wild and funky riffs and glorious tunezoids
by bitchincamaro July 20, 2008

by Underdog766 December 28, 2005

jam (noun), or plural jams, refers to prescription adderall pills or the generic d-amphetamine salt combo. the up or high you get is called "jamming" pernounced "jammin"
"Fuck dude, I took a jam last night, i was pimpin all night. I brought this fine ass slut home but i was jammin and drunk and couldn't get a fuckin hard-on bro."
by BajaBaja August 05, 2009

An example of the word jam:
Person 1: Dude, I just saw Chuck Norris in Wal*Mart!
Person 2: JAAYYYUM!!!
Person 1: Dude, I just saw Chuck Norris in Wal*Mart!
Person 2: JAAYYYUM!!!
by hottiemchottpantsass November 15, 2009
