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when your balls(testicles) or bulge get seperated between your boxers, panties, shorts, or pants to form a crevise
John: Man today in math i had such a bad builders cleft
Mark: Those hurt like hell. I had one yesterday during science.
by mrs garnem1990 April 17, 2007
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when your testicles are split between your boxers (its like a camel toe with you nuts)
man during theology I had such a builderscleft it hurt like fuck
by mrs garnem13356 April 10, 2007
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