What is Zipper Sparking?
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Zipper sparking refers to the act of dry humping while clothed.
Like dry humping it is the process of two people repeatedly rubbing their crotches on each other while fully clothed. Often achieving an orgasm.
"Oh man John wanted to zipper spark with susie so bad behind the bleachers at the Junior High School"
Random Words:
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A large mountain of crap that sticks out of the water in the toilet bowl, much like an island in the ocean. This is often the result of..