When a girl is naked and asleep under the covers and you get a flashlight (or a cell phone will do) and check out the goods. Usually done when you first sleep with someone, but can be done with girlfriends, friends, whatever.
A girl can perform this on a sleeping dude as well.
A girl can perform this on a sleeping dude as well.
Laying there next to his hot one night stand, the perv grabs his cell phone and goes spelunking to get a closer look at her love clam.
by Crunchyness June 1, 2009

by alternabear June 8, 2015

A super long turd that disappears into the unknown abyss of the toilet drain while the other end is still at the surface. otherwise known as anaconda.
by turdferguson, jr. March 11, 2016

the sound your dead lifeless body makes when it lands in the bottom of a large chasm in a pitch-black cave you thought was cool to check out
The medical examiner explained the body was found in the chasm of a cave no doubt the deceased was spelunking...poor bastard
by boglin78 August 23, 2004

Having sexual intercourse with a girl who has a very wide and stretched out vagina. The vagina is very cave-like due to its constant past use. If you are considered to be spelunking, then the girl is a whore, and you will most likely contract a sexually transmitted disease.
by pcdkchar November 30, 2010

A term used to express feelings of disbelief and annoyance. Commonly used when something very surprising yet unhelpful happens.
"are you Spelunkering me?"
by Pablo Parmesan August 11, 2022

by JohnFart00 October 18, 2021
