Ass spelunking

The act of opening and expanding the anal cavity of ones partner and then proceeding, with cave diving gear (ie: Carabiner, ropes, headlamps, etc), and entering the damp ridged caves of your consenting adult. Occasionally returning to the surface for air.
"Bro, I spent 3 hours ass spelunking last night."

"Oh yeah?, where at"

"Devons"
by RuffleshaveRidges November 22, 2015
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ass spelunker

an individual who explores the anal passageways of another, through use of a tool such as a dildo or a penis. derived from ass, the anal region of the human body, while spelunking is cave exploring, thus the act of exploring the cavities of ones asshole. also used to describe a homosexual.
"boys i dont think mr garrison would say eat penguin shit you ass spelunker, m'kay?"
by Anonymous August 02, 2003
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ass spelunker

1) One who engages in the practice of exploring the anus and rectal passage of another, just as a spelunker enjoys exploring dark, dank, underground passages.
2) A person who acts as though he might enjoy the practice of ass spelunking.
1) Man that guy is an ass spelunker. I think I saw him in the Gay Pride Parade last week.

2) Goddamnit Jimmy, stop prancing around like a fucking ass spelunker.
by Ragefist November 18, 2002
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Ass Spelunking

The expansive exploration of the anal cavity taken to an extent far beyond typical examination. In order to be considered an ass spelunking specific symptoms must be present. Extreme pain, euphoria, nausea, loose stool, and loss of bowel control are typical. In order to be an ass spelunker one must have partaken in at least 75% of the anal event and have documented the such thoroughly. Any accomplice in the even is referred to as the secondary spelunker.
Many times ass spelunking is used in reference to homosexual acts, however, ass spelunking can also refer to those of hetero origin.
"That butt pirate goes ass spelunking nightly."

"Tuesday I went ass spelunking with Ashley and ruined her parents sheets. After she passed out a I gave her a superman."

by H. J. B. May 17, 2008
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ass spelunker

An ass is somebody's bottom or more specifically in this case an anus.
A spelunker is an unexperienced person who has an interest in entering or enters caves.
Therefore, an Ass Spelunker is somebody who has an interest in exploring or does explore the cave-like orifice of an anus.
In South Park Terrance and Phillip call eachother Ass Spelunkers.
You love to fuck suzie in the butt, you ass spelunker!!!
by acarmizzle March 31, 2007
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ass spelunking

A prank played on someone who is sleeping. When you pull down your pants stick their nose in your crack and then fart. May cause nosebleeds and/or loss of consciousness.
John was the first one to fall asleep, so Manuel sent him ass spelunking. Man was he pissed.
by Notorious R.E.D. and S Bizzle February 08, 2007
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ass-spelunking

i went ass-spelunking last night in your girlfriends ass
by Ben Carroll October 30, 2003
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