Play the harmonica

when you drop a wafer, so you blow on it to make sure it has no germs.

"oh no, your wafer!"
"ahh it's ok, let me just play the harmonica"

by deak larjé March 30, 2022

Meat Harmonica

Motorboating the shaft of a man's member from side-to-side, resembling the playing a harmonica.

"During a BJ last night, Heidi gave me the ol' meat harmonica!"

by The Heidi & Frank Show September 23, 2020

Harmonica

Performing oral sex to a woman

Guy: oh my god I wanna give you a harmonica so bad

Girl: ooooh yeah I can’t wait

by Dyl-Dyl December 29, 2020

Out of tune harmonica

Blowing into your partners anus during analingus, in order to build up enough air to cause sound to permeate from the sphincter.

"I got a little too into it last night and accidentally made Jill into an out of tune harmonica."

by gmos-kill February 7, 2018

porcelain harmonica

An instrument played by using the toilet when all you have to give it is the air from your ass in different strengths to create a combination of high and low pitched notes.

After a long night of eating chimichangas, I had the pleasure of playing the porcelain harmonica and was able to play a version of Beethoven’s “Symphony No. 6” with the beautiful instrument.

by colintaylorful October 25, 2017

Devil's harmonica

The act of fellatio, performed by two mouths on the same penis.

The best head I ever got was from Carrie and Blair. Those two were playing the Devil's harmonica!

by LockguyDFW November 23, 2020

playing a harmonica

a slang term for smoking a cigarette

Guy 1:Where were you?
Guy 2:Outside, playing a harmonica.

by undercoverbackdoorlover March 29, 2011