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

Sloppy harmonica

When you shit someone’s mouth and see if they can blow it through their teeth to the tune of piano man

Bro Eddie gave dave the nastiest sloppy harmonica yesterday after work.

by Big daddy krieger 6969 August 8, 2022

Billy Harmonica and his Merry Band

A cutting edge band, beloved in Palm Beach Society, often performing for the viscount and protoss of plutarch.

Billy Harmonica and his Merry Band wowed Natasha and Tabasco, while General Kazoo frowned.

by chaseoff May 22, 2014

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