sixty-nine(redirected from 69ing)
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.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.