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
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Noun
1. A word used to categorize a living embodiment of dank.

Synonymous to Dave and Incel.

2. A person with mild to severe autism, often lacking the ability to function in social situations.

Verb
1. To act in a way that heavily deviates from what is considered normal. Often times in ways that are incomprehensible and unexpected of a normal human being.
Example 1:
Guy 1: Pee yew, what's that smell?
Guy 2: I think its a Mike Yin

Example 2:
Guy 1: Why does this guy keep sending me all this dank shit
Guy 2: Yeah hes just mike yinning you
by tsunderefan123 January 10, 2019
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Started off meaning a sore one. ie in a fight you could take a sore punch. (yin = one)

But now its turned completely around and it means something is very good.

Some people still use it to describe a sore knock on the head.

Scottish slang.
oohh he took a dull yin there. (old meaning)

you seen jimmy's new car? aye its a dull yin eh? (new meaning)
by wee sax November 8, 2007
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Yin Hui is a super cute and fun person to hang around with. Once you’re friends with her,you’ll adore your friendship so much! She is popular, kind and VERY smart. She can be really impatient and sometimes scary and emotional. She can be the sweetest and most gorgeous girl in school. She’s super trustable and talented. She is a girl with a beautiful soul and overall an amazingly incredible human being.
Person 1: “Wow! Who’s that girl who’s stunningly beautiful?”

Person 2: “Duh! It’s Yin Hui!”
by Anonymous And Silly February 4, 2019
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A term originating in Glasgow ,Scotland refers to the sick feeling and puking after takin gear.
Awww he's hittin a bad yin yasss.
by Dr cock June 30, 2017
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