Total Dick's definitions
When two sexual partners (generally female) each go down on a guy and take a side of his penis each (left side/right side or top/bottom), going down on him in a harmonica-like fashion.
Dude, I was hanging out with Katie and Kristy last night and totally got double harmonica'd. I even made them hum the tune to the wheels on the bus.
by Total Dick May 22, 2008
Get the double harmonicamug. by Total Dick May 13, 2010
Get the faggomitemug.