it's oral sex. the circular part of each numeral is the head and the tail is the body. this sort of oral sex is requited, with both people giving attention to the other person's genitalia.
by 717123 June 04, 2019
Teacher: What is 60+9?
Student: 69
Perverted Idiot: OOOOOOH, BILLY'S TALKING ABOUT SEX!!!
Everybody else: Shut up Timmy Turner
Student: 69
Perverted Idiot: OOOOOOH, BILLY'S TALKING ABOUT SEX!!!
Everybody else: Shut up Timmy Turner
by fakename06 November 27, 2018
by imalesbian69 June 30, 2020
nice.
by Dmmiller11 April 23, 2019