river mud 

When you take a shit in which there are no floaters. Every turd settles to the bottom of the toilet bowl like River Mud.

Last night after I ate a burrito I left some river mud in the toilet.

Joey left some river mud for his mom to find after he ate a triple bacon, triple cheese burger.

river mud by DOODEROSO July 27, 2010

mud river motorboat 

The act of motorboating the anus.

Chuck's mouth smelled like poop after giving a girl the mud river motorboat

mud river motorboat by bukkaksi April 4, 2009

mud river 

When you pee in her ass whilst she shits on your dick

Got drunk last night and floated down the mud river with your mom

mud river by Mudslides May 8, 2018

mississippi mud river 

When you have diarrhea and you shit down a girls boobs and it runs down to her puss and you eat her out

I gotta make sure I eat Taco Bell before I give my girl a Mississippi mud river

mississippi mud river by Kriknebrok98 December 18, 2016

Rio Grande River mudshark 

A Mexican female (or South American or Central American) who dates black guys.

Rosie Perez posed as a Rio Grande River mudshark in a movie.

Rio Grande River mudshark by boi1ermaker September 9, 2011

Mekong River delta mudshark 

Generally an asian (Vietnamese, Cambodian or perhaps Filipina or Chinese or Korean even) female that dates a black guy.

I like Dave Chappelle a lot, and he certainly has a nice little Mekong River delta mudshark for a wife.

Mekong River delta mudshark by boi1ermaker September 9, 2011

muddy river

The act of punching a woman in the abdominal region after performing anal intercourse; causing a large volume of human waste to be thrust out in a liquid form.

I was fucking Cindy last night and I decided to give her the old Muddy River. Sadly, I had to get new sheets.

muddy river by OG Pueblo October 9, 2007