Someone (usually Korean) who suffers from affluenza. The afflicted individual is characterized and salved by:
Leasing high-end European automobiles
Purchasing designer handbags
Carrying the latest golf gear
Popped collars on Polo shirts (men)
Liberal application of cosmetics (men)
K rich is short for "Korean Rich".
Joey: "Check out Jimmy's new TaylorMades. He must be making bank!"
Frankie: "Nah, Jimmy's makes like $8.65 an hour. He's k rich."
Say you're going to do something, then proceed to cancel whatever it is you were going to do. Usually accompanied by a lame ass excuse such as "I have a headache"
Me: So Kyle when are you gonna pick us up for the movies?
Kyle: Oh, I cant dude, I have a headache. Sorry.
Me: Wow, I can't believe you would pull a K Rich.