9 or 6

The act of sucking yourself off if you're a male, The act of eating youself out if you're a female

guy 1: dude i tried so hard to get laid at the club last night but i was just too drunk
guy 2: really?what did you do when you got back home then? You had all night reserved at the hotel.
guy 1: i just went back to the hotel, lit some candles, dimmed the lights and 9 or 6ed myself all night
guy 2: dude if you took a drink of my soda after that i swear to god i will kill you