Mongolian Mudcave 

The act where a man defecates in a woman's mouth and then sticks his penis in her mouth while full of fecal matter. He then ejaculates leaving a hollowed out cave in her mouth.

Yo bro! I totally banged that Lucy chick who was into scat fetishes. She even let me give her a mongolian mudcave

Mongolian Mudcave by Gator 8er February 4, 2020

MudCake

A mudcake is an action while during intercourse the male proceeds to drop a steaming hot dump on the females stomach and then ejaculates onto it to imitate putting icing on a cake.

Person 1: Dude I made a fat MudCake on my girls back yesterday

Person 2: Yooo that's actually insane!

MudCake by Long Dong Big Wong December 22, 2019

muscavegas 

See also muscatine

a small town in southeast iowa that is known for loads of illicit drugs and teen pregnancy, therefore, nicknamed muscavegas

you: let's hit up muscavegas this weekend
friend: no way man, i have a piss test next week

muscavegas by muscaking October 30, 2009

Chocolate MudCake 

you and your lover have almost finished some hardcore sex, so you pull out, take a shit on their chest stomach then ejaculate on the shit like you were putting mustard on a hotdog, then you or your lover eat the faeces.

John-Boy: Hey how was your night?

Mandy: Ah it was alright, I can still taste the chocolate mudcake though.

John-Boy: ....

Chocolate MudCake by NiggaLearn! April 18, 2011

Strawberry Mudcake

Punching a person in their nose, then taking a dump on their face

"This bitch used her teeth on me, so I gave her a strawberry mudcake!"

Origin North Shore, Sydney

Strawberry Mudcake by Dirty Fkr April 17, 2009

frosted mudcake 

A poo covered in cum after anal sex.

Thanks, I'll be passing frosted mudcakes all week!

frosted mudcake by sjc13 September 12, 2013

mud cave 

A butthole and/or asshole

I pounded her right in the mud cave.

mud cave by redrangerdanger May 13, 2016