Top Definition
its like having sex, but really short. It involves penetration, but its not really long enough to class it as actual sex. It could be caused by someone interupting, a man with very low stamina, anything...
-What happened with you and james last night?
-we got interupted so it was only a semi-pork.
by wastedcrunch May 17, 2007
4 Words related to Semi-Pork

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