Top Definition
Term used to define the involuntary collection of a man's sperm, generally comitted by females who desire to have a child with a male with no such desire.
"Kitty was totally caught spermjacking George Senior, that bitch. She was worried that his new hair growth medication would render him sterile."
by Divisionbear June 22, 2009
6 Words related to Spermjacking

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