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..."