Usually when this word is introduced into a conversation its gonna get real sexual or an autistic 9 year old will laugh.
Guy: Wanna play a bored game?!
Girl: Sure.
Both: *plays game*
Girl: What score are you at?
Guy: 69
Girl: *gets naked*
Person 1: I went to the mall, it was very 69
Person 2: bro just say nice you sound retarded
The number that: in between 68 and 70
John: Yo we did 69 last night
Kyle: The number?
John: No not the fucking number the other thing
Kyle: ohhhh