The act of licking an anus whilst giving a hand job at the same time.
George gladly accepted jakes offer for a rusty trombone.
by Nimesh June 12, 2017
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when you fuck a girl in the ass and then jizz but keep on fucking her when you pull out your dick it looks like a rusty trombone.
i did a rusty trombone last night
by lkjhhjkl January 3, 2010
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giving a girl anal and her anus starts bleeding while you're queefing
i had to wash myself after giving her a rusty trombone
by pft jordan July 22, 2006
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When your girl licks your asshole while she reaches around and jerks you off. Looks like she's playing the trombone.
I was standing in the shower and my girl gave me a rusty trombone
by Freezerguy December 4, 2013
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When a guy is standing (some times squatting) and his partner gets behind him and gives him a rim job while, at the same time, giving him a hand job through his legs.
My girl played my trombone last night. My Rusty Trombone!
by lollios December 14, 2014
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When you use an extra long bendy straw to blow cocaine up your own butthole
My nose was so clogged that I had to rusty trombone the rest of my eight ball.
by RustyBone January 10, 2019
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