Finely trimmed pubic hair on a man or a woman.
Your mother's skirt was so short I could see her australian mustache.
14๐ 13๐
When neither you nor your sexual partner has shaved your pubis, and while thrusting the two pieces of hair intersect, looking like the mustache of Joseph Stalin.
"Oh comrade-san, we have crossed hairs and reproduced the great Stalin's Mustache!"
4๐ 1๐
A thin stream of semen shot across a woman's upper lip, resembling the pencil-thin mustache worn by superintendent/handyman Schneider on the TV show "One Day At A Time".
"My girlfriend was going down on me and turned her head at the last minute, and I gave her a Schneider Mustache."
3๐ 1๐
The act of taking a shit across the face of someone who is passed out.
After a long night of drinking, Larry woke up with a Serbian Mustache!
32๐ 35๐
When getting a blow job the girl puts the dick on her upper lip when you cum, and lets the cum run down the sides of her lips.
Last night my girlfriend gave me a blow job, and i gave her a milk mustache
10๐ 7๐
A girl on the outside who seems to be wholesome, but upon closer inspection she turns out to actually be very promiscuous. She is disguising her true sluttiness, much like someone might use a musatche to disguise their identity.
I started dating this girl, and was about to introduce her to my mother, but when I brought her back to my apartment, she let me, and my roommates run a train on her. Turns out, she was a mustache slut.
26๐ 27๐
The fecal mustache left behind from a rimming session with a less than thorough butt wiper.
Nice Dutch Mustache, have you been with Crusty Suzie again?
28๐ 31๐