oysters

gobs of phlegm coughed up from the lungs, as from pneumonia

Q: What's the grossest thing about having a lung transplant?
A: The first few oysters you cough up aren't yours.

by cyberpope67,BC,Canada September 24, 2017

Oystering

Giving a blowjob with no condom (AKA ‘sucking it raw’, like eating an oyster)

“She was oystering me when her boyfriend came home”

by Angelab22 May 24, 2019

oyster

Gob of phlegm in the street, also 'Dockyard oyster' from Portsmouth Dockyard.

Mind the road there, you'll tread in that oyster.

by David from Kingsbury September 8, 2007

oyster

Slang for OxyContin.

Yo man, if i don't get some oysters tonight, i'm gonna flip out.

by Mike September 22, 2006

oyster

Rhyming slang for retard

Oyster = Oyster Card = Retard

Antony, you're a total fucking oyster.

I can't believe how much of an oyster that Antony is.

by Pinko_Commie June 9, 2007

oyster

To stick your tongue in someone's nose during sex. (Like French kissing, but further north.)

When he started oystering me, I got so hot I shot my load.

by Cuervo February 6, 2004

Diving for Oysters

Cunnilingus. Deep oral sex with a female on the receiving end. Generally excludes the clitoris and other external genitalia, focusing on the vaginal canal itself.

Yikes, I can't feel my tongue. I should probably stop diving for oysters so often.

by Cic August 27, 2013