Female version of free ball in.going pantieless!
That girl is clam jammin,she has no panties on under her skirt.
by gypsy mom June 7, 2013
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Wackin' it

Jerkin' off
Pounding one out
Flogging the dolphin
Creaming off
Shawn doesn't think it's gay to be jammin off to tranny porn in a truck stop, but I'd feel weird about it.
by Creamin Off December 2, 2021
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This term begs to be defined. It's used extensively by one of the Baileygates brothers in the movie Me Myself and Irene. I suspect it's a variation on motha-fukka
The real self-discipline would be if someone in power could stay our of our mamma jammin’ lives.
by Jer 714 September 29, 2007
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1. when you and your friends hang out, rock out, etc.
2. when a person, preferably a hard-core rocker, gets onstage and totally kicks butt at playing the guitar or drums.
3. when a person makes a peanut butter and jelly sandwhich and loads all of the jelly in the jar onto his/her sandwhich, and bites into the sandwhich, an the jam falls on his lap and they don't know it.
* man, we are totally jammin' out!!! let's rock!!

*man, you totally jammed out onstage tonight! let's go get drunk and reminisce!

*man, i totally spilled all of the jelly on my lap! now i can say im totallyjammin out!
by Sammiekins91 September 10, 2007
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the process in which a male jamz his log, also known as a really hard boner into a cavity in which it is not well suited. such as a super duper tight anus hole.
last night my boyfriend went log jammin and I can barely hold my "mud" today.
by webster-d December 25, 2008
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Fucking the roll of fat between a woman's arm and her titty
Man, Jack was Spam Jammin the SHIT out of that whale last night! What a trooper
by johnny mc awesome October 10, 2010
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When intoxicated, a male and female supporting each other by leaning against each other very closely and slowly dancing to the music, no matter what kind of music it is.
Yo, me and that girl were slo jammin so hard saturday night in the shack
by Shamoo McDuffie May 11, 2011
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