When a jew is performing a 69 and his nose starts penetrating the woman's butthole giving her maximum pleasure.
Rabbi: "Dude I heard you did a 69 with that fat chick last night." Yechezkel: "Hell yeah, I was butt-nosing her the whole time."
The act of warming one's nose by inserting it into another's vagina or anal cleft.
It's freezing on this boat!" cried Ned to the fisherman, "Can I please have a nose mitten?!
The unintended, slight protrusion of stool from the rectum when a bowel movement is pending and no restroom is readily available.
Chad: Man, do I gotta take a crap!
Ken: Really bad?
Chad: Uh yeah. I'm having a rodent nose!
Ken: Jeez!
Mangy means having mange or being diseased but there is a girl who has this disease who has a secret Instagram account named after the infamous mangy with an added nose. She posts funny things and her friends and of course of her fish flops too ;) She is not afraid to post anything so don't let her catch a bad photo of you or it will end up on mangy for sure.
Heidi: Um wow, what's that Instagram account?
Ady: Uh...duh that's mangy nose!
Greenish/yellowish smelly snot that usually appears when you have a sinus infection.
Tim almost gagged at the whiff of his own nose-chum.
The main concern one has to face when eating out a girl from behind.
Lee: "Oh man, I'm gonna be eatin' dat pussy from the back tonight!"
Pat: "Really? Are you not worried about gettin' stank nose?"