Chinad 

When a product is advertised by the seller as being able to perform actions that were thought to be unachievable / impossible and when it arrives it can’t do the unachievable / impossible thing.

I got chinad big time with that ‘face id’ fixing machine.

Chinad by Honest_Joe September 13, 2020

great wall of china 

when someone slaps one of your balls real hard

Howd it go with that girl last night? Amazing, she gave me a great wall of china, I'm still sore!

great wall of china by Rannigan May 7, 2022

Great Wall of China 

A hard smack in the balls

How was the party last night?
It was a great time! I got schwifty and Mary-Kate gave me a Great Wall of China!

Great Wall of China by Whiskeydemon May 7, 2022

China Syndrome Girl 

meaning a woman so hot, she’s burning a hole in the planet / usually referenced by acronym CSG / amalgam of term for the resulting effect of a nuclear reactor core meltdown, known as ‘China Syndrome’, and David Bowie song ‘China Girl’

It was like an old John Hughes movie: a nerd like him getting a date with a China Syndrome Girl like her.

China Syndrome Girl by ΔиłĦ☼иצ ߀₡ʞ January 20, 2013

Per China

The magical body part your average 9 year old thinks females have.

I took Jimmy's phone and went through his search history and found he was looking for female per chinas

Per China by YoItsBern January 25, 2020

putting a deposit down on some fine china

expression used to refer to a bowel movement. The china being the porcelain toilet.

Nobody could find Steve, it turns out he was in the bathroom putting a deposit down on some fine china

putting a deposit down on some fine china by Libraryguy March 23, 2011

China's final warning 

Russian term coined during the Cold War to describe a warning that carries no real meaning.

An empty threat

Person 1: "Man, this asshole told me to pay him money or he will burn my house to the ground."
Person 2: "Relax, he probably gave you China's final warning."

China's final warning by redocelot September 8, 2022