When a man is on a swing, gaining momentum, and the woman is on the ground in front of the man bent over. The man then swings down and taps her ass and then swings back, and then when he swings forward again, tapping her ass, and doing so over and over again.
When your balls dangle so far you can swing them backwards and forwards like a grandfathers clock pendulum. This allows you to smack a girl in their face with your ballsrepeatedly.
when you pierce the skin between the vagina and the anus then put some string through it (a shoe lace). Then dangle a 3 pound weight from it and then swing the pendulum into the erect penis (chuckney channel) ta dah.
A sexual act in which an average to poorly endowed bayman with a biblically large scrotum engages in doggy-style sex. The oversized bag swings like a pendulum, crashing against the female’s clitoris like the waves of Griquet, causing mild pleasure.
A sexual position in which the female lays in the jackhammer position and the male enters her from the front with his ass hanging over her face. He will then defecate (note: it must be a log or the metaphor won't work) and let the log swing back and forth before it falls, thus "The Pit and the Pendulum."