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When a guy releases his load into a girls buns.
Last night I was doing a chick in the ass and created the best sperm burger ever.
by jasom February 09, 2004
the Nerd in your school that everbody makes fun of everyday because school is boring.
James A.K.A. Boflex is the biggest spermburger in Atherton High School.
by John Nowyorkas March 10, 2008