1 definition by Glory1020
When rocking out to music, one thrusts their hips back and forth making one's penis "headbang" to the music. The Harder the motions the better.
Guy: " I was holding a brownie and this awesome song came on so i Wang Banged to it."
Dude: "Awesome!"
Dude: "Awesome!"
by Glory1020 November 9, 2008