Mundacious 

adj.
When a person, place or thing is filled with such extraordinary intrinsic value that the sheer awesomeness of it rivals that of P. Mundy.

Pat: My friend Laura is so mundacious. She is filled with such extraordinary intrinsic value that the sheer awesomeness of it rivals that me.

Mundacious by lawgirl October 16, 2008

Dirty Mandy

Can take an 8 inch cock and keep her baggage to 8kg when going on a 4 month expedition to the Andes

I did a dirty Mandy last night, took an 8 inch at 8pm then still had the stamina to climb a mountain

Dirty Mandy by Palma19 May 29, 2019

muddyfunster

cleaner variant version of motherfucker
often dubbed onto movies when shown on TV

Forget you u muddyfunster

muddyfunster by Ackwell Ahmed Foley November 3, 2003

muddy waterfall

1. another word for diarrhea
2. used to describe a condition in which after anal sex, a mixture of semen and feces drip out of the anus.

1. Because I ate at taco bell, I had a muddy waterfall last night.
2. The bed sheets got wet from the muddy waterfall.

muddy waterfall by Miguel Angel December 28, 2005

Muddy Knuckle

Anal fisting: where some one inserts a clenched fist into someones anus.

Clarissa's bum hurt after her boyfriend gave her a muddy knuckle.

Muddy Knuckle by Rhyzzzzzzzzzzzzzzzzzz December 1, 2009

Mandy 

A beautiful person who all the guys want to sleep with. She is really sweet but drinks a lot.

That girl is almost hott enough to be a mandy.

Mandy by Mopey4 June 27, 2009

Muddy Duck 

A sexual act by nature (fetish) the muddy duck is when one person anally penetrates another person while flapping their arms and quacking like a duck.

Steve had so much fun packing Kathy's fudge, he quacked like a muddy duck.

Muddy Duck by Kip Marshall August 15, 2006