The placing of the lips to a mans rectum and blowing like you would into a trumpet while masturbating him.
Ronnie asked Jane if she would blow him a tune on the ole rusty trumpet as he dropped his britches with a grin.
by Warren3174 December 06, 2005
When a girl has diarrhea, and shits into a condom then freezes it overnight and the next day use it as a dildo.
Girl 1: "I got a new sex toy wanna see?"
Girl 2: "Sure"
*goes into freezer*
Girl 2: "What is that?"
Girl 1: "A rusty trumpet"
Girl 2: "Sure"
*goes into freezer*
Girl 2: "What is that?"
Girl 1: "A rusty trumpet"
by Justen9601 November 17, 2016
"Hey Sally, I unzipped my boyfriends pants the other day only to find out he had a rusty trumpet, so I dumped him on the spot."
"Old people don't have sex because old men get rusty trumpet."
"Old people don't have sex because old men get rusty trumpet."
by Ginger Loaf December 12, 2005
by bentgenius July 27, 2017
by rustytrumpetlover November 20, 2022
by Pepepoopoobitch September 02, 2019