y r u gey means "why are you gay?"
that's it.
person1: hey
Persn2: y r u gey?
person1: wha-
person2: Y R U GEY?????????/
Often used by gay people that wanna call people gay but not really, it gay to call people gay so that's why they gey
Idiot: Hey u stupid
Fred: U gey
Idiot: Shet u got me