someone who is chinese and is cool, funny, sometimes weird, is nice around people and does not have naturally straight hair but really curly-ish hair.
Jia Yin! I love your name! It's the best you chinese person.
by myob_8 July 14, 2010
A wonderful person; a good friend; kind; ethical.
Man, I feel so Jiayin today.
by The Wallflower January 03, 2010