Double Waterfall

When two people sit in the toilet together and urinate simultaneously.

My wife joined me for a seat on the toilet to participate in a double waterfall.

by Fautbauxter September 25, 2021

Ukrainian Waterballoon

When an uncircumcised man squeezes his foreskin over the tip of his penis and starts to urinate causing his closed foreskin to fill up like a water balloon

"Yo i got bored while I was pissing last night so I gave myself a Ukrainian waterballoon"

by Direngreyeduardo June 4, 2017

dirty waterfall

Verb : The act of performing oral sex on a pregnant woman. The woman sitting on your face and her water breaks during the act. (When you perform oral sex and your face is overcome by placenta)

"That fucking pregnant bitch just gave me a dirty waterfall"

by Stevo Brown February 6, 2007

waterfall ass

droopy, saggy, flabby ass that looks like it might spill out all over the floor once the dam holding it up is removed (i.e., pants)

I thought that girl over there in the bikini was hot, but when she turned around, her waterfall ass was so bad, I thought I was looking at Niagara falls!

by assrammers August 20, 2008

brown waterfall

The act of of enjoying a shower right after taking a dump with out wiping your ass. as the water cleans your ass it resembles a waterfall of brown properties.

Ryan wanted to save money on toilet paper so he jumped in the shower after taking a dump and indulged a brown waterfall.

by Mister Ecks June 14, 2009

Reverse Waterfall

Noun: Sexual Act of Somewhat Questionable Outcome.

Warning: illegal in most Middle Eastern countries; may lead to lowered sense of self worth or acne.

Merhod: During oral sex, hold the back of the head in place and take a hard piss, when the piss comes out of the nose it is a Reverse Waterfall.

You think backdrop is bad? Try a Reverse Waterfall

by The chocolate deer April 23, 2016

hillbilly waterfall

You gargle mountain dew and let it pour out your trachea hole from too much smoking and let it pour all over your titties.

Did you see Marla do the hillbilly waterfall at the stripclub last night? It was hotter than satan left testicle.

by lHeartBBC December 7, 2017