An unconscious squirming motion that is sometimes the result of anal leakage due to overconsumption of Greek Yogurt.
I've had yogurt for breakfast all week and now I'm doing the Rusty Wiggle.
A penis that has been in a dirty rectum.
I pulled my cock out of her asshole and I had a rusty cob. Yuk! What a mess.
Noun; Similar to a rusty trombone, but more familiar to those in cold climates such as Minnesota, the Dakotas, Canada or Scandinavian nations.
"Eh there Sven, ya know I gave that ol' nort Dakota girl, Bertha, the ol' rusty bobsled. And ya know what? She took it like a pro, like gosh darn ice hockey pro dontcha know"
The act of a woman defecating on one's penis, then inserting said poopdick into the vagina for an eventual creampie.
Everything was going great with the anal, until she pooped on me. I'ma get mines, though, so I gave her the rusty cannoli.
When a girl pulls her pants down (her cheeks loomin' over yo' erect dick), pops a squat, and straight up takes a massive, gravy shit on the tip of your penis. Like, not even in a sexual way. She just has to poop.
Ted: "You remember that machine Wonka drove down the chocolate river?"
Bill: "The boat?"
Ted: "Yeah. I was trying to remember why I was thinking of that boat, and then I realized.. it looked just like Paul's dick after Becky gave him that rusty submarine this morning.
When you have sex with a woman on her period, and blood gets on your pubic hair.
Man, that bitch gave me a rusty rug!
A Rusty Dock is accomplished by a woman (or man) first deficating, and before cleaning themself, has anal sex by sitting on the erect penis of a man who is sitting on the toilet that the woman just deficated into.
Person 1: Dude, I think Jessica just Rusty Docked onto Ryan!
Person 2: No way! Go Ryan!