if someone rubs it in, they keep talking about something that makes you feel embarrassed or upset. I know I made a mistake, but you don't have to rub it in.
Using an iPhone or similar handheld device to immediately research a nagging piece of unknown information on Wikipedia, providing a pleasing, sometimes orgasmic, sense of relief.
After wondering about it all day, Travis finally whipped out his iPhone and proceeded to rub out a qwiki.
The act known in many different and diverse cultures. Consisting of ejaculating onto one’s own stomach and rubing it in as if it were a moisturizer instead of cleaning it off.
Tyler: pass the Kleenex, I busted a fat nut.
Mitchell: Ew who uses Kleenex, try the Rub Cum Stomach.
Tyler: Ok, *rubs in cum*