Acronym for Jocular Alpha Male, named so for their primary function of attempting to jam every female in sight. Common traits include low intelligence, superiority complex brought on by deep ceded insecurity/homoerotic denial, muscle mass consistent with steroid abuse and a predilection for jager bombs and HGH.
JAM 1: I'm so jacked right now man! I just blasted my delts at the gym! I can't wait to hit the bar tonight, pound some jager bombs and bang some skanks!
JAM 2: I just spent the rest of my money on HGH from China, so I can't go broski. Why don't we stay at my place, watch Brokeback Mountain and cuddle?
JAM 1: What the fuck did you just say?
JAM 2: Chill out dude, I'm just kidding... (aside) but not really.
Char: Hey look guys, its Jam, the fit 'won'.
Moon: Its the Jam smeller!
CRJ: How many times Si, Jam does not smell of Jam, go on.
(8) Carol!!!: Lyk ma earings, titanium n lot mayt.
Bert: Jams hot CRJ: I know
Megune: I want a bit of Jam
Jam: Hey ladies.
Jennie: I'd do Jam
Rhino: Me too
Char: I have
Laura: You wish
Louis: I think he just ripped my topman shirt.