Top Definition
A guy who gets around - a dude who's always busy fucking is a Balljammer.
When Theotis emerged from Valerie's dorm room, the fellas greeted him with a 'what's up Balljammer!!!'.
by Flapdoodle May 18, 2003
When your balls deep in her or him
Im goiing to balljammer
by Jabony December 10, 2015
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