go down on someone

go down on (one)

vulgar slang To perform oral sex on one.

See also: down, go, on

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

go down on someone

in. to perform oral sex on someone. (see also eat.) She was just gonna go down on him when the camera panned over to the window.

See also: down, go, on, someone

McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.