German boxer

A sexual method when the woman gets on her knees and the man stands with his legs apart. And she jerks him with one hand while giving him head and using her other hand tap his balls sack lightly, to stimulate the his balls.

A sexual position where one partner jerks the shaft others penis ,wile sucking on the head ,then a light tapping to the scrotum like a punching bag so as to stimulate orgasmic pressure.