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(N.)A derivitive from the Japanese language. It is translated to be "Brother." or "Older-brother."
Nii, give me back my toy!
Nii, your the bestest brother a kid could have.
by BlackBlood Sky July 21, 2011
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The black version of the Nintendo Wii console.
Bob: I got the glossy black Wii console!

Tom: No dude, you got the Nii!
by Jeph Jacques December 05, 2006
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N.I.I. is similar to the internet slang, l.o.l. (laugh out loud).

N.I.I. is an abbreviation for "not into it."

N.I.I. can be used to convey one's feelings around internet content or a blog post.
"Dude, did you see that pic of the vampire on my sister's website?"
"Yes, but I am n.i.i."
by Grandpa-JĀ® December 16, 2009
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Meaning: No! an explitive manor!!
Broke Stoner: Dude go to the store and buy some beer for us, but we dont have an money.
Rich Stoner: Nii!!!!!
by Ant C August 26, 2003
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