Russian Waterfall

A Russian Waterfall is the situation when you gotta pee and your girl is peeing you just pee between her legs as she is sitting and peeing as well

Sally would't hurry up in the damn bathroom so i gave her the Russian Waterfall treatment

by Tamey January 10, 2012

Sanfrancisco Waterfall

The act of urinating in female's Anus. This is a term that can be commonly used to replace the saying, "I'd pee in her butt", if a female is, in fact, attractive.

I would give that girl a SanFrancisco Waterfall.

by magicmanHAWKEYE December 16, 2011

Egyptian Waterfall

The egyptian waterfall is a sex act/prank/home defense system where a man ejaculates down a flight of stairs. This causes the semen to slowly cascade down the steps like it were a waterfall.

Tom: Hey some guy pulled an egyptian waterfall at the frat house last night. It made the stairs all slippery!

by Tomathy Walkens May 30, 2018

Upward Waterfall

The act of eating her out while she is upside down until she squirts.

Bob and Cindy upward waterfall last night.

by SKM3 November 30, 2010

Urban Waterfall

A constant flow of rainwater caused by overflowing spouting and/or guttering.

most commonly seen in schools and blocked gutters.

-"What a skody school"
-"I know their such a beautiful freak of nature"
-"what are?"
-"urban waterfalls"

by SAMTHEMAN177 June 16, 2010

The Frozen Waterfall

When a dude finishes in his hand and immediately slaps his load across the side of the girls head into her hair. Thus giving the visualization of a beautiful frozen waterfall.

Joe was so proud of the frozen waterfall he just gave Susan, that he invited his buddies in to check it out.

by scheMATTics October 4, 2011

Belgian waterfall

Chundering up large amounts of Stella Artois (a Belgian beer), to give the impression of a waterfall

"Ahhhhh mate, Jake has had way too much Stella, look at that Belgian Waterfall

by jakestar99 June 3, 2017