A sexual act in which one partner will knock out the other, then using their finger and their partner's feces write "Charlie" on the back of their partner.
Sleep, specifically referring the brain's cognition during the act of sleeping.
Person 1: How was AP Chemistry today?
Person 2: Man, I was so bored, I ended up doing some unconscious masturbation.
Person 1: That's pretty cool, bro, I did some unconscious masturbation myself during Spanish class.