by Peter B August 27, 2006
To revoke or inhibit the ability to enjoy one's day. Comes from the idea of taking away someone's balls who uses them to have fun.
by BallJacker92 January 07, 2022
While sitting on a Porta-John taking a dump, a prankster drops a rock down the venilation shaft of said Porta-John, thus splashing the shit of many others upon the balls of the occupant.
by Tio Innocente April 17, 2009
Everything was going great with sally but then she ball jacked me and now were getting married next week.
by absinthe_psychologist January 17, 2010
by muff diving fan club president June 12, 2006
by The-Muff February 27, 2014