similar to a rusty trombone but for females; eating a girl's ass out while fingering her vagina (hand looks like a ladel).
hey Lucy remember when I give Roger a rusty trombone some stranger gave me a rusty ladel, it felt sooooooo good!
by masputofuckinfatbitches November 1, 2008

The sexual act of using a foot to perform intercourse with a woman's vagina while she is menstruating.
by Living_dead_gurrrl July 6, 2017

by Fuddles McGee June 28, 2019

In preparation for anal sex, you douche, but do a quick clean out that doesn’t go past your second sphincter. Then, you get fucked by a dick longer than you were expecting that goes past your second sphincter and has fecal matter on it after exiting your ass.
by Sir Steve January 19, 2019

When a girl is giving a male a rim job and the remains of a previous bowel movement leaves dried feces around her mouth.
by Puddjuice February 7, 2017

I wish I would've paid attention where she came from, because that stripper just gave me a rusty lapper.
by The dark canuck88 August 10, 2017

Similar to a rusty trombone except one, both or all of the participants vomit which is then eaten by the other participants and used as lubricant for more rusty tromboning
Randy: Dude did you go home with that elderly couple last night?
Chet: Yeah, I went back to their house, things got pretty heavy we ended up finishing the night with a round of Rusty Yaks.
Or
Randy: dude you and Sarah were pretty loud last night in your tent.
Chet: yeah, Sarah was giving me a rusty trombone but on day 5 of camping things were pretty rank back there and she yakked, so we made the best of a bad sitch and turned in into a Rusty Yak.
Chet: Yeah, I went back to their house, things got pretty heavy we ended up finishing the night with a round of Rusty Yaks.
Or
Randy: dude you and Sarah were pretty loud last night in your tent.
Chet: yeah, Sarah was giving me a rusty trombone but on day 5 of camping things were pretty rank back there and she yakked, so we made the best of a bad sitch and turned in into a Rusty Yak.
by Leroy Goodboy September 11, 2020
