Mystery Guest

A person who nobody knows at a party, usually stands next to something, pretending to drink from the same bottle after it's empty.
Dude who's the Mystery Guest hanging out by the fridge?" "No idea, I thought you brought him?
by dmaulition July 15, 2011
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Mystery meat

The rapper, the creator, the arteest.

ITS MYSTERY MEAT.
I went to Maryland this weekend to see dr Dre and mystery meat preform it was the best concert ever
by The Smarty farty 420 January 25, 2022
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Mystery moment

When Mystery posts a message that contains something funny and then quickly deletes it.
That was a Mystery moment
by anotlostman April 08, 2021
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mystery bae

that one secret admirer with a random phone number you don't recognize, texts you out of nowhere and starts flirting. Then you're intrigued and continue the conversation, but no matter what they never reveal their identity. Too bad they seem super cool
"hey sexy ;)"
"Who is this?"
"hehe I'm your mystery bae(:"
by predestiny May 13, 2015
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mystery poo

When you poo in a bag and hide it in someone's vicinity. After a while they smell it and have to find it.
Did someone mystery poo me? It smells in here!
by yfzrider2 October 25, 2013
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Mystery machine

Getting naked, turning out all of the lights so you cannot see anything, grab a random object, and shove it up,your ass or pussy
When doing the mystery machine, I accidentally grabbed a cactus and had the best night of my life
by Cumshot Larry April 20, 2016
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mystery poop

After performing the act of dropping a deuce, refers to the absence of leftover feces about the buttocks. Therefore, leaving nothing behind to wipe. It's a mystery.
I love mystery poops, there's nothing to clean up after.
by Long-Dong Silver September 16, 2008
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