Freak Stain

... a blemish caused by the activities by a freak who sexually scars a part of their body through their activities.

E.g. herpes, genital warts

Oooooooohhh that Erin bitch has a freak stain on her face.

or

Erin has such a nasty freak stain on her face.

by Pozzum69 November 18, 2011

Cuddy stains

The residue left on the inside of a toilet bowl after a sticky bowl movement

Bro, clean your toilet. You’ve got serious cuddy stains.

by Power Stan June 12, 2023

Go stains

The stain on items that sometimes happens when a person ejaculates

When changing my teenage son’s bed , there were go stains on his sheets

by Roxx65 March 2, 2023

Brain stain

Information now in your head that you don’t want to be there.

Caitlyn Jenner’s performance on The Masked Singer left a brain stain.

by La Vraie Princesse January 17, 2023

Brain Stain

When something is stuck in your head, typically a song or tune/beat, that just won't go away like a bad stain.
See also "Ear Worm"

I've got brain stain from that song on the TV advert, I can't get it out of my head and I don't know the artist!

by oretisktick October 25, 2023

Junction staining

Performing oral sex on a beautiful, intelligent woman until she gushes!

Can you do some junction staining for me please :) I need that to finish… -Tammy

by TennisEE October 5, 2021

Cum Stain

What you should have been.

Man you are a danger to society, you should have been a fucking cum stain.

by Ole Hickey June 3, 2021