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1. When you do something you think is impressive
2. When you (in a group) do something impressive
3. When someone else does something impressive

Basically a way to say "cool", "awesome", etc.
1. Joe asks to take a girl to prom if he gets 600 retweets on Twitter. He gets 800 retweets.

Joe: I'M NICE!!!!!!
2. You and your team win a basketball game.
You and your team: WE NICE!!!!!
3. You watch Joe take the aforementioned hot girl to prom.
You: damn Joe you nice
by ayyNigga January 18, 2015
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