adj. To be worthy of sperm. Describes a very attractive woman that is fit to be fucked. The term also describes a woman who deserves sex because of her looks or personality. It establishes an unwritten criteria for a female's sexual eligibility.
That girl is definitely spermworthy.

Guy #1: Dude! That girl is disgusting. She is not spermworthy.
Guy #2: Thanks dude. I dodged a bullet there.

Girl: Why are all those popular girls having more sex than I am? I'm more spermworthy than they'll ever be. It's uncanny!
by Abejohn102 April 25, 2011
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