by cavediver March 9, 2010

A few guys hanging out or attending a social event with a substantially larger amount of girls. The opposite of a sausage fest
by Admiral ACHGbar November 3, 2015

The act of teaming up (or going solo) and raiding the nether in minecraft for valuable materials, such as Exp, Blaze Rods, Ancient Debris, etc
by Mr. Enderman February 6, 2020

The act of fucking a pussy so loose it reminds you of exploring the cavernous depths of a damp dark cave spelunking
Guy 1: Man, I hooked up with that chick from the club last night ..
Guy 2: nice! She a good fuck?
Guy 1: nah- let me put it this way... I wouldn’t say we “fucked” as much as I would say that I ended up going cunt spelunking
Guy 2: nice! She a good fuck?
Guy 1: nah- let me put it this way... I wouldn’t say we “fucked” as much as I would say that I ended up going cunt spelunking
by Ellecapone1337 April 22, 2018

Unlike the legitimate definition, the underground meaning for this term is something along the lines of masturbation while on Xbox.
He was spelunking AGAIN!
by KS Meme Lord February 9, 2021

by Hedge1984 January 12, 2023

"In the end, it took a team of 35 people to develop a filter to make {the IBM Watson supercomputer to} stop swearing and wipe the Urban Dictionary from his memory to prepare him for his future as 'a diagnostic tool for hospitals.' We can only hope that they missed some profane nugget hiding in a dark recess of his hard drives, which doctors will hilariously discover when Watson starts referring to a colonoscopy procedure as an 'asshole spelunking'."
by Freezing in Chicago December 9, 2013
