A person who displays racism and/or belief in stereotypes without actuallyhating on different races or faiths.
Person A: "Black people are the best musicians! They always keep the rhythm."
Person B: "Dude, that's niceist."
Person A: "I should go and ask Li to tutor me in math. I mean, he's Asian."
Person B: "Seriously, stop being such a niceist. Li just got a D in his math test."
Person A: "God, all Italians make amazing food."
Person B: "Man, there's good cooks everywhere in the world. Now shut the fuck up, stop being a goddamn niceist and eat your friggin' pizza."
the same as awesome but not as awesome as awesome.
mainly used for when someone's bragging or if you just dont really care or if it's inbetween awesome or alright etc
Boy: i just got a new car
Boy 2: that's good
Boy: i got wheels imported all the way from europe
Boy 2: nicesome now stfu
example 2
Boy: watch this 360 kickflip
(fail)
Girl: nicesome!!
The state of being racist when you think the BEST of the race at hand.
Bill: "I wish there were some Koreans in this class--they could help me with my algebra..not to be racist."
Stella: "No, you were totally being niceist!"