Its really pretty simple actually. First you must defacate in the mouth of your partner. They should then smear it all over their face making it look brown and bumpy like a cliffside. Next, proceed to ejaculate in and around their mouth. As they continue to hold their mouth open like a cave opening, the jizz will give it the stalactites to hang from the ceiling.
jizz, defacate, bat cave
by hillbilly t March 10, 2009
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the crotch area of a baggy pair of jeans, referring specifically to the wide open space where your nuts are free to dangle.
dude, skinny jeans suck ass. you've got your nuts all squished up in your skinny jeans, while my nuts are living in the fucking bat cave!
by freeballer1234 April 28, 2009
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asshole, anus, or rectum, especially in relation to anal sex.
My boyfriend and I were fucking like rabid dogs and he totally slipped out of my va-jay-jay and went for the bat cave.
by Sunamy February 3, 2009
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a womans virgina that is very loose and saggy
i fucked this woman at the weekend but she did have a saggy bat cave said ravi
by lukeboi December 8, 2006
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Euphemism for the female genitalia.

John West is best known for the mass production of tinned tuna.

Tuna is best known for its for its fishy odour.

Where you have bats, you also have FLAPS.

Caves are natural, often moist, openings.
Lee sensed danger.

His partners excitement was such that she appeared to have sprung a leak.

Ever the dashing hero, and with a winsome cry of "To The John West Bat Cave!", he proceeded to plug the weeping cranny, purple topped piston in hand, and thus disaster was once again averted.
by zappacake June 4, 2009
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