Top Definition
The white, sticky, salty, creamy tasting substance that comes out of the penis.
She ate my cock jam and loved it!
by Charley Mais June 25, 2006
1 more definition
When you punch an erect penis dead on and the penis folds like and accordion. The tough part is making the penis erect.
He was going to whip my ass in the middle of the dance floor so I showed him a picture of Katy Perry and was able to give him a cock jam and escape safely.
by Lean Gus July 29, 2011

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