masturbation
Masturbation is a healthy excercise which is done by(and this is a fact)94% of male population and 70% of female population. Nicknames:five-finger shuffle,mastering the joystick,answering the bone-a-phone,stroking the salami,bobbing your balogna,choking the chickem,punishing the pigman,Erupting ol' faithful,pummeling the puppet, so on and so forth...
Guy: Masturbation is the greatest
Friend: I no man i punished the pied piper 7 times last night
Guy: pShhhhh i stroke the salami 24!