n. an act of mutual oral sex. (Based on the interlocking numerals in 69. Usually objectionable.)
The old lady caught them in the bushes doing a sixtynine.He prefers 69. She prefers booze.
sixty-nine
⇨ 69; sixty-nine
1.verb
to engage in simultaneous, mutual oral sex with someone US, 1971
2.noun
mutual, simultaneous oral sex between two people (used of both the position and the act) UK, 1888
sixty-nine
1. noun, vulgar slang A sexual position in which two partners perform oral sex on one another simultaneously. An allusion to the suggestive appearance of the numeral 69.
2. verb, vulgar slang To perform such a sexual act with another person.
sixty-nine
n. an act of mutual oral sex. (Based on the interlocking numerals in 69. Usually objectionable.) The old lady caught them in the bushes doing a sixty-nine.