rusty surfboard

1. When a surfer has the runs/explosive diarrhea and is waiting for the next set (of waves) too far from the beach to make it to a bathroom and "let's it go" while sitting on his or her board

2. A sex act where two wangs or sex toys are simultaneously inserted into a butt at angles so they come together in a point past the sphincter and the two wieners or dildos outline the shape of the front of a surfboard

Brodie was super embarrassed when he went back out too soon after eating Indian food and ended up with a rusty (surf)board.

I heard you and your buddy ran a rusty surfboard on your girl the other day. She must be super chill.

by DerHoffMan June 16, 2016

Rusty Remnant

Where an old lady wipes her back with her hand when she took a shit, and then offers you a handjob!

That women from behind the liqour store offer me a Rusty Remnant

by Crewyr May 23, 2021

rusty firecracker

When an old man fills a woman up with cum in every hole at once

Chav: yo shitboomer you owe moses £5
Old man:well your mom let me do the rusty firecracker for a pack of crisps

by shithead cameron May 16, 2014

Rusty Crown

(n) - the crusty residue remaining after having failed to completely cleanse after a passionate bukkake session

The princess wanted to pass on a Rusty Crown.

by Duchess of Protocol May 16, 2013

Rusty rag

Using used toilet paper. The skid marks on the paper making the tissue look "rusty."

Mostly used in a masturbating with used toilet paper due to scat fetish kind of context, but can be used for any other example

Man, I couldn't find a cloth so I had to clean my windows with a rusty rag!

by Singmanne August 8, 2022

rusty twister

The rusty twister is when a mans penis is in a girls ass and then she proceeds to take laxatives and spins on the mans wanker while shitting. Usually done by people like Hillary Clinton

Dude did you hear the Jon got a rusty twister last night?

by Cocoforlife November 23, 2016

Rusty Tant

Noun: a tant with a rusty brown hue compared to the rest of the surrounding genital skin.

Adjective: That fucker had a rusty tant

by Rancidcheeto June 22, 2024