the act of swinging your dick around like a helicopter blade then slowly but at the same time smacking the shit out of one's face.
by Joshua and Matt August 13, 2008
Get the Helicopter Chopmug. When you swing your penis around in a circle and make the noise of a helicopter, and smack an innocent bystander in the forehead with it.
by Mellie B. October 2, 2007
Get the lombardi helicopter chopmug.