Double Bang is when something so good happens, that you get an instant erection. Thus loosing all blood pressure in your head (:brain).
The double bang occurs when both your erection and your head hits the table surface.
The double bang occurs when both your erection and your head hits the table surface.
person 1: wow, that was on great achievement
person 2: Yeah!! A double bang, my head's still sore....
person 2: Yeah!! A double bang, my head's still sore....
by elthomas April 04, 2011