The unfortunate result during anal sex if the person doing the receiving does not properly prepare for the event, ie douching with a colonic or an enema, something, ANYTHING, for God's sake.
His date knew that anal sex was going to happen, but failed to prepare, and after a few minutes a Malibu Mudslide cut their evening short.
After rigorous anal sex and a happy ending with a partner who has loose stools, results in a blended mudslide running down their leg.
Derek wasn’t feeling well, but was still willing to have sex, and we ended up making a blended mudslide down his leg.
The act of defecating and smushing your partners face into it whilst taking them from behind.
No Rick, I'm not in the mood for another Sheboygan mudslide, I got pink eye last time.
When you take a shot down someone’s butthole while they simultaneously shit in your mouth.
“I needed to shit at the restaurant and my wife snuck a shot of whiskey into the family bathroom to Irish mudslide that turd”
When someone, usually out of anger or revenge, defecates on their sexual partner while they are in a deep sleep, most times passed out drunk. When that person wakes up and takes a whiff it reminds them of the time they were at an abandoned house in Maryvale with no plumbing and a toilet full of squatter feces. Then they realize it's them that smells like squatter feces from the abandoned house in Maryvale. Similar to Guadalupe Wake Up Call only not restricted to hotel/motel rooms. (See Guadalupe wake up call)
Damn homie, this morning my sister's room smelled like an outhouse was brought inside. When I asked her what the fuck that smell was she said you must've given her a Maryvale Mudslide before you left this morning. If you guys are going to be fighting, you can't come over anymore.
When you pee in a person’s butt and they blow you while sitting on the toilet pissing the urine out of their ass.
We tried a golden mudslide last night, I can’t believe she held it in!
When you're performing anal intercourse but the receiver has diarrhea.
Man I was putting it in my girl's poop chute last night after we had taco bell and I ended up with a Yoo-Hoo Mudslide Freakshake on my bed.