When one possesses both a traditional mustache and a unibrow at the same time (typically seen in Spanish populations and feminists).
by ChitchoCee February 7, 2018

The act of giving a shoulder ride while the rider is facing backwards causing their pubic hair to sit on your upper lip as though it was a russian man's mustache.
by Otown1988 October 27, 2020

Me: How was your date last nite?
Friend: Pretty well, I went down on my girlfriend at her place and recieved a pooh mustache in the process.
Friend: Pretty well, I went down on my girlfriend at her place and recieved a pooh mustache in the process.
by JYW1 January 4, 2011

"The other day I was at my cousin's birthday party and I flashed my downstairs mustache, because it was Mustache March."
"Dude, your cousin is like seven."
"You must(ache) be mistaking me for someone who gives a shit."
"Dude, your cousin is like seven."
"You must(ache) be mistaking me for someone who gives a shit."
by Richard Flavor May 18, 2014

Derived from an occupy human rights video in which a man steps inside a residence and performs an illegal search and arrest all because he had a mustache that gave others the impression that he held some kind of real authority.
Guy- Man that guy had some real mustache authority going in their house like that in that video
Girl- Dude he didn't even have a mustache...
Girl- Dude he didn't even have a mustache...
by B3K4H January 16, 2016

The act of performing oral sex on a man or woman who as Greek yogurt spread over their genitals. When the act is over it leave one, with a mustache made of yogurt
by Cummingbirds February 8, 2022

by Mr. Mustachekey May 11, 2021
