man, that girl was so kinky she bent me over the coffee table and gave me a rusty trombone!! mmmm so good
by humpy lumpkin April 7, 2008

A freakin gay sexual act when one man licks another mans ass while reaching between his legs and jerking him off....
by boost7 May 1, 2006

A trombone that, when subjected to water or water-based liquids and even air moisture for a long enough time, develops an outer layer of iron oxide most commonly known as rust. It makes a trombone aesthetically and ergonomically unpleasing, as well as difficult to play.
Andy: Hey Bobby, do you want to play my flute?
Bobby: No, I want to play my trombone but it's not working. I dropped it in the water and accidentally left it there for six weeks. Now it is a rusty trombone.
Andy: Well shucks.
Bobby: No, I want to play my trombone but it's not working. I dropped it in the water and accidentally left it there for six weeks. Now it is a rusty trombone.
Andy: Well shucks.
by Chigglywiggly February 14, 2010

by jack b. nimble August 31, 2003

getting your ass crack and/or ass hole licked while the girl reaches around and tugs on your cock. Thus looks like the girl is "making music."
by Sam from Philly August 13, 2005

A standing man getting his asshole eaten out by the woman he just ass-fucked, while she jerks him off from behind. The man has to have ass-fucked the woman, hence what makes your trombone "RUSTY"
by Mr. Bator August 28, 2008

When a male is receiving anal stimulation orally, while simultaneously getting a hand-job from aforementioned anal diner.
by Daimo42 July 23, 2007
