mystery sock

When you find some random stranger's sock in your pile of laundry.

I was folding my laundry and I found a mystery sock! Barf!

by Bangcouver March 28, 2017

The Mysteries Of KT

The Social Studies teacher at Hawiwa Middle School

Guy #1: Holy shit dude look it's The Mysteries Of KT!
Guy #2: Run bro he's gonna stretch your butthole out

by Shamarucs Cousins April 1, 2022

farty boy mystery

When a small group of people bust ass, and no one knows who did it

What is not a soul gonna claim that awful stench? Must be a "farty boy mystery!"

by cell phone Chris July 29, 2022

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

mysterious

ovia

you are not mysterious

by olivia_longbottom May 1, 2023

Mystery spot

When you leave unknown juices on someone else's couch, and nobody knows what the substance is.

Man, I mystery spotted last year and people STILL be makin' fun of me!

by Snicklitter69 July 2, 2019

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