Business. Sourced back to an unfortunate misspelling - buisness. Frequently used when inquiring as to why someone is meddling in your affairs.

Yo Kay, why you always gotta be all up in my bweez-nass?
by Thor, Norse God of Thunder March 11, 2008
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hey, have you seen the channel nastya nass on youtube!
by jorona January 24, 2018
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A guy or girl that acts really nice but does mean shit through pure stupidity.
My "Nass-Hole" best friend just cock blocked me while I was making out.
by MoFo94 February 6, 2010
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1. A term used to show the udder stupidty of an action
2. Action must be carried out during a time of debauchery or mild to extreme stupidity
3. Influence of drugs or alcohol required
4. Nass, a common Madison term meaning idiot, dervived from the verbial phrase "pulling a Nass"
5. Nass is also refers to an urban campus legend
John's utter stupidty the nite before, caused me to say "seriously nass".

Did you know Steve got arrested carrying one shoe and a cellphone? Ya, he pulled a Nass
by A Cunning Midget May 8, 2007
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A NASty ASS Hole. That has not been wiped/washed after taking a crap.
Dude 1#- awwh man I went camping and had a Nass Hole till I got home!

Dude 2#- Next time bring wipes.
by JoshNicula June 3, 2010
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Short for numb ass. The sensation of having a numb ass after having sat in your gaming chair for too long.
"Damn, I've been sitting for so long that I've got nAss"
by Ssatisfyy July 27, 2021
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i liked you’re last song,you’re in the road of being Nass bruh
by NASSSHIT April 29, 2020
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