grave rash 

An STD which one contracts following a sexual encounter with a crusty corpse. The precise cause is unknown, but likely results from the deceased having had any or all of the following: chlamydia, gonorrhea, crabs.

Friend 1:(While scratching genital region) Ugh, I think I caught something from your grandma last night.
Friend 2: Dude, my granny's dead.
Friend 1: I know, I almost threw my back out digging the bitch up, then she gives me a raging case of grave rash!

grave rash by Twig'n'Barry February 19, 2014

gravel rash 

The horribly painful rash one gets after tripping and falling, or 'pavement surfing' as it's often called.

"I fell on my face and now I have gravel rash on my face, down my arm, down my leg and on my arse"

gravel rash by Skankerchank May 22, 2005

gravel rash 

Gravel rash is a term used in the gay community, to describe their first anal sex experience, as often the sphincter is very tight, and may produce a rash on the tip and shaft of the erect penis.

Trent: "Man, my first anal sex with a guy gave me the biggest gravel rash on my fucken knob aye! Luckily with time, the wounds have healed and so has my gay sex life!"

gravel rash by omg i am wtf uber November 8, 2006

I have a rash and I think you gave It to me 

a line said by Chris Hemsworth in Chinese whispers

Chris Evans: I love fucking girls in the butt
Chris Hemsworth: *laugh* I have a rash and I think you gave it to me

I have a rash and I think you gave It to me by Spiderman:no way home December 20, 2021