What is Double-back?
1.
A technically advanced manouver involving swinging your nuts and nob back and forth and when they are on the way back you (gently) close your legs leaving a fruit salad at the back and a mangina at the front... ("look m'a no hands!")
Refer one of Jackass volumes (dont remember which one)
See
Random Words:
1.
v. int. The act of a man pushing one's face in between two ample man-breasts, and rocking one's head side to side very rapidly..