devil's cup 

A hot chick that has herpes but is potentially worth the risk of having sex with for bragging rights.

Clever Brian - "That girl is a devil's cup"
Ignorant John - "What's a devil's cup?"
Clever Brian - "It's when a girl has herpes by it's worth the risk"
Ignorant John - "Herpes is for life though Brian"
Clever Brian - "It's called banter John, this is why people don't ask you to come on nights out"
Ignorant John - "Oh..."

devil's cup by Northantsgunner April 26, 2017

Devil’s Cup 

A Devils Cup is a gender inclusive/neutral way to refer to menstrual cups for AFAB people

“How do we market our sanitary cups as trans inclusive?”

“We should give it a non feminine or masculine name, Like Devil’s Cup”

Devil’s Cup by indaistructable June 30, 2022

Devil's Cupcake

When you squirt whipped cream in a hookers arsehole and she then farts it back in your face. Best practiced in kinky, no inhibitions whorehouses.

Man I just did a Devil's Cupcake with Eat and Cake at the Devils Den, shit got nasty

Devil's Cupcake by Thats.mattastic April 21, 2015

devils cup 

When you mix a bit of all the alcohol in sight into one solo cup and proceed to chug it and bring chaos wherever you go.

Drinking a devils cup on your best friends birthday may lead to you breaking your leg

devils cup by T0xicdaisies March 27, 2019