Top Definition
the slit in front of the boxers/underwear used to "whip it out" and fap without having to remove the piece of clothing
Matt got caught with his penis out of the fap-hole while watching Naruto porn
by DeathByASpoon February 06, 2010
1 more definition
A picture or video that is so hot, no amount of your cum can escape it.
This girl's nudes are a fap hole.
by fap-hole March 12, 2015

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