1 definition by BinyB

Top Definition
noun. Cock Jumper:
A girl so desperately sluty that she will try to have sex with a guy who is too drunk or already passed out; undressing him and literally jumping on his cock.

verb. To Cock Jump:
When a girl of questionable morals attempts to have sex with a guy who is too drunk or unconscious.
"Yo, that Melissa girl is a total cock jumper, she took my boxers off and tried to do me"

"Be careful with her, she'll wait till you're passed out and will cock jump you!"
by BinyB April 14, 2010

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