dick harmonica 

When two biological males stand front to front and skotch tape their dicks together. (As supposedly done by Marilyn Manson and Twiggy Ramirez when they wanted one girl to give them both head.)

"Well, there's two of us and one of her... Let's do that dick harmonica then."

dick harmonica by Jackie's Pet Human May 30, 2006

Harmonica Dick 

noun

A dick with a much less that average length, but is, similar to a harmonica, extremly wide. Also like a harmonica, it is easily blown.

Jenny: Karol, your dad is weird!
Karol: Hey! No he isn't!
Jenny: He gave me harmonica dick!
Karol:...I think it's good...

Harmonica Dick by Tiberius Declemont December 27, 2018