look up any word, like someoneelsie:
it happens when u r trying to put ur penis into ur gf's vagina, u miss but end up hitting the asshole which saves u from embarresment, works either way
person1: how'd it go wiv rebbeca then
person2: well i missed here vagina but luckily i found the back up hole
person1: u twat how do u get so lucky!!
by DJ SPYKERZ(SCOUSED OUT) July 31, 2009
4 5

Words related to back up hole

asshole lucky missed vagina