belly butthole 

A belly butthole is like a belly button only it goes deeper so that when you stick your finger in there and pull it back out it smells funny.

He has a navel so deep and smelly, it's more like a belly butthole than a belly button.

belly butthole by mcdisease August 19, 2015

Belly Butthole 

an in-betweenie belly button; the mixture of an outie (belly button) and an innie (belly hole); belly button + belly hole = belly butthole.

Person 1: “Do you have a belly button, belly hole, or a belly butthole?” Person 2: “Well, I have an in-betweenie... so, a belly butthole!”

Belly Butthole by BellyEnthusiast69420 June 20, 2020

Belly Button Butthole 

When you swing your penis furiously back and forth between your naval and your butthole

Jay Belly Button Buttholed in front of your mom.

Belly Button Butthole by Belly Button Nicole November 29, 2014

billy butthole 

When some one opens your butt and swirls their finger around in it.

"billy butthole"

billy butthole by Jo-Jo potato November 18, 2009

ButtHole Billy 

A Factory faggot

That man there is a ButtHole Billy.

ButtHole Billy by Oblivious March 13, 2015

Butthole after Taco Bell 

pain

MY BUTTHOLE AFTER TACO BELL IS ON FIRE!
IT’S FUCKING BURNING! FIRE IS SPEWING OUT OF MY ASSHOLE LIKE A FLAMETHROWER!
SOMEBODY HELP!

Butthole after Taco Bell by Pelasehalpmeh September 19, 2021

bellybutthole 

When one puts a large amount of fecal matter into another's belly button and squeezes it out without using their hands.

Bob realized that he had not taken a shower since the night before, and had not finished using his bellybutthole all over Susan's chest.

bellybutthole by Palpaca June 16, 2016