Basically a Rusty Trombone Reach Around, but with old and young.
Hey, Grandma, wanna do an old trombone on me?
A variation on the classic "Rusty Trombone" sex-move, where the recipient thoughtfully packs their anal cavity with Nutella as a chocolatey treat for the performer
"Aldo was delighted when I pulled out the Belgian Trombone at the club yesterday. A shame his brother has a nut allergy"
Its like a rusty trombone, but you add a thumb and moo.
You haven't experienced a climax until you've had a flute trombone.
A sex move in which one takes a hit from a bong and then blows into another asshole in hopes of getting said person intoxicated.
"Holy shit I'm horny as hell, whilst craving some weed... quick grab the bong, I want you to give me a rusty trombone."
When a someone or something is engaged so furiously in a sexual act that it is being thrust back and forth like the slide mechanism of a trombone. The rusty part of the word is from the person or objected being covered in some kind of bodily fluid.
I fucked that amazon drone so hard I gave it a rusty trombone.
When a guy is getting his fart-box tongue punched while getting an old fashioned simultaneously.
I heard Jenny likes to put mustard on her rusty trombone when she plays it.
rust·y
/ˈrəstē/ adjective
1. (of a metal object) affected by rust.
trom·bone
/trämˈbōn/
noun
a large brass wind instrument with straight tubing in three sections, ending in a bell over the player's left shoulder, different fundamental notes being made using a forward-pointing extendable slide.
What your dick looks like after having anal sex. The slide part allbrown and rusted looking.
"When i pulled it out of her butt it was all dirty," I said. Laughing my friend said "she gave you the Rusty Trombone."