Adj. a shortened form of the word nasty. 1. awesome; badass; sick; of, having, or being something so far beyond amazing that it is practically nauseating.

2. repulsive; used to describe something truly disgusting.

NOTE: One can infer the intended meaning from context (i.e. situation, tone, body language, etc.).
1. "Ohhoho, nast!" Dave yelled, amazed by his teammate's awesome move.

2. After tasting the meat loaf, Sarah groaned in disgust, "Aw, nast..."
by Matt March 29, 2005
17 more definitions
Top Definition
Adjective. Basically short for nasty, but used when repulsed beyond the state of nasty.
That is nast!
Nast...
by Scott April 03, 2003
a word used to describe anything. usually used during a intense conversation between a group, or more than one individual.
1. "oh my god you little nast." 2. "did you see that one little nast over there?" 3. "nastbucket" 4. "nast nast nast"
by dharshini, sandra, matt. April 12, 2007
The new and improved way to describe something repulsive. Is commonly used by teenage girls to convey their feelings about guys, any form of fried food, and their grandparents. Proceed with caution as this word when overused can be fucking annoying.
I'm never hooking up with Josh again. He's nast!

This salad is nast.
by fliesandspiders November 13, 2014
Adj., Shortened version of nasty.
Ew, Lucas is so nast.
by Bæ or nah January 12, 2015
Noun form of the word "nasty". A word used to describe any unidentified substance or aggregate of matter, which doesn't necessarily have to be particularly nasty.
Patron: "Waiter, can we have some more of that tasty green nast?"
Waiter: "Do you mean the Tomatillo Salsa?"
Patron: "That's the stuff!"
by Jeo March 15, 2006
short for nasty, because that of course is a mouth full. In other words: gross, disgusting, or replusive.
She won't out with you. She says your nast.
by Annnnnaaaa May 21, 2005
An object, smell, or sensation that can be described as nasty.
"I'm not picking that thing up, it has nast all over it!"
by jestermeister August 22, 2003

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