Often referred to as a "funny number" such as 420, or 69 means sharing oral sex, 69ing.
why the fuck are you searching this shit... I was forced to put the number here, 69
69ing, or doing 69, is sharing oral sex with your partner; in other words, it's giving and receiving oral sex at the same time.
They 69ed real good last night.
Me: i gave that hoe 69
Friend: thats cool, but did i ask?
Known as the 'funny number that symbolises sex' instead of simply a number. It's the pinnacle of comedy.