oil change 

the process of inserting fecal matter into a vaginal opening then subsequently delevering a stricking blow to the uteran area whereby said fecal matter is focefully and quickly exspelled through the vaginal opening

Charlie hated Clarissa so much he gave her a nasty oil change.

oil change by Kurt January 24, 2005

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

Oil change by Unnatural Curse July 20, 2016

oil change 

when a girl has her period it is an oil change. out with the old bad old, in the with good clean oil.

Man, she's on her oil change again.

oil change by iwillbohnyou February 8, 2005

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.

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!!

Oil Change by creamcheeseee October 13, 2016

oil change 

when you give a girl an enima and she holds it in with her thumb, stands over you and lets it out all over you.

sarah loves to get an oil change from guys she just meets, and let it out on there face.

oil change by tommy October 20, 2003

Oil Change 

Urination while two men are docking

"Hey did you did you hear what Grant and DJ did last night? They were docking and Grant peed in the middle of it!"

"Oh you mean an oil change?"

Oil Change by janeyikes August 10, 2018