A number which is universally recognized as a joke. It actually has many meanings, though some not so appropriate.
1. A sex position in which the male licks the female's vagina, while the female sucks the male's penis, often with the female on top of the male or vice versa.
2. The name of a famous American rapper.
3. A fucking number that comes before 70
4. Sex tonight.
5. Still reading this? You dirty minded piece of shit.
John : "Hey, me and my girlfriend are gonna 69."
Harry : "Oh really? Lucky you."
Teacher : "Alright class, turn your maths textbooks to page 69."
*Entire class snickers*
The number of chromosomes Dave has.
Gillian: How many chromosomes do homosapiens have?
Dave: Wha? I have 69. No homo.
Funny number
Also means sharing oral sex with a partner
Person 1:69!
Person 2:holy shit bro