Oil Change

the act of getting screwed in the ass.

"Dude, I got my oil changed last night."

by StalkerMunkie November 9, 2007

Oil Change

The act of inserting a funnel into someone's asshole and then spewing your own diarrhea into said funnel.

My girl wanted a Cleveland Steamer last night. I wasn't feeling well so my poop wasn't solid. We opted for an Oil Change instead.

by TR653 October 18, 2008

Oil Change

When you are sitting on the toilet, and the act of your poop dropping into toilet water, followed by the toilet water splashing up onto your anus.

Hey, Tom, how was your bowel movement?" "It was good, had an oil change which made the cleanup easier."

by PrescriptionK February 20, 2011

Oil change

When you give a girl a enema and put a butt plug in her ass. You then lay under her and pull out the butt plug like you would a sump plug on a car and let the goodness flow out

"i gave that bitch an oil change last night"
"How did you do that"
"I gave her an enema and shoved a butt plug in her ass then I pulled it out and watched the oil flow out" ass enema butt plug anal water sports

by Unnatural Curse July 20, 2016

Oil Change

It's where you suck a dick til orgasm, keep it in your mouth, then blow it in the asshole, then feltch it back out and swallow. I don't advise it.

Damn I need an Oil Change.

by joosht March 19, 2009

Oil Change

The act of a man inserting his penis into a woman's anal cavity and pulling it out with poop on the head of his penis, then inserting it into another woman's anal cavity, thus causing some sort of exchange of bodily fluids

Man, he gave me a real good oil change!!

by creamcheeseee October 13, 2016

Swindon Oil Change

The act of an individual acquiring hot gravy and pouring it down into their own urethra and then inserting a Kit Kat Chunky to fill the tube up.

Shortly after, when the time is right, the individual will take out the Kit Kat Chunky and the gravy will cascade everywhere.

"Ross, have you ever done The Swindon Oil Change before?"

by Dyluxray June 7, 2020