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Northern Illinois University, the 2nd largest institution of higher education in the state of Illinois.
NIU football rocks!
I'm going to go see my buddy at NIU this week.
by acb November 15, 2005
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an acronym for "Nigga is you serious?" It's a saying or a look you get when someone says something incredibly stupid or asinine. Something that make you wonder if their brain functions normally. Maybe they have a baby's brain.
Man #1: Yall ready to hit the club?
Man #2: Yeah dog, let's roll, tell your brother to come on.
Man #3: (walks out with a FUBU shirt on)
Man#1: NIUS!!!! We are leaving without you.
by mrholloway December 13, 2009
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Feeling of regret over time lost after hours of gaming.

"According to psychologist, we cannot identify certain ideas or feelings unless a word exist to describe it.

There is no word for this feeling, so I made one."
Class is in 15 minutes, and I didn’t study for the test.... I have so much nius.

That game was so much fun, I don’t have nius.

Are you feeling nius because you didn’t do your homework?
by Gottaco January 02, 2016
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