Mystery Mudding

The act fornicating (male on female) by which taking the lovely lady from behind, once finished, you pull your fleshy meat stick out and to your surprise, it is covered in fecal residue. It is at this point you realize your error.

Oh boy, I was so drunk last night, I hammered Beatrice from behind, only to later figure out I had gone Mystery Mudding.

by JBCB March 9, 2024

Mysterious dragon

When you catch an STD without having engaged in any sexual activity.

Incel: How did I get this rash? This is f**ked.
Dude: Beware the mysterious dragon.

by CocoPapa November 11, 2025

mystery booger

A booger that immediately vanishes upon blowing it out.

It is usually found by someone else hours later, stuck to some conspicuous place on your body.

"Hey, Jim! You've got a big snot on your shirt!"
"Damn that mystery booger!"

by Tater Bater May 8, 2020

mystery

someone thinks mystery is something scary, but it wasn't! mystery is something that is secretly and no one knows.

if nobody knows about anything, they call it a ' mystery

- it's a mystery that no one knows about the treasure
-that man is mystery, i hope he didn't like me!

by braxtonprodex June 17, 2021

Mystery Assignment

When your teacher assigns an assignment on google classroom without a due date, so it doesn't appear on the homepage

Teacher: Did everyone do the assignment I posted yesterday?
Kid: What assignment?
Teacher: Click on our google classroom page
Kid: Oh, you assigned a Mystery Assignment!

by hi1923 October 17, 2022

gravponics mystery

When the specific definitions of gravponics gets denied on urban dictionary is a gravponics mystery.

There are a lot of definitions for words on urban dictionary that are jokes, odd terms or whatever we want to add. But when something that has actual value and meaning gets denied its a gravponics mystery. In any attempt to describe the gravponics detailed workings and functions it wont get published.

by doublestandarddems April 28, 2013

Pokémon Mystery Dungeon

The best Pokemon spinoff series, even surpassing the mainline games, at least as of now.

Person 1: Pokémon Mystery Dungeon made me cry
Person 2: bitch no it made you a furry

by RTDLatios November 27, 2023