Top Definition
To commit forcible theft of sperm.
After Jane handcuffed John to the bed she preceded to jack him off in order to extract sperm. When he climaxed she put the sperm in a small container, got dressed, and left. John was sperm jacked!
by J-Fad March 24, 2007
2 more definitions
To commit forcible theft of sperm.
After Jane, sperm thief extraordinaire, handcuffed John to the bed she proceeded to jerk him off in order to extract sperm. When he climaxed she put the sperm in a small container, got dressed, and left. John was sperm jacked!
by J-Fad March 30, 2007
The process of taking someone's sperm and using without their permission
Kathy is trying to sperm-jack Paul so she can have a baby on her own.
by Lorcán000 January 14, 2009

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