1 definition by Seveneightyone

Top Definition
A modern term meaning cool, good, sick, talented or the likewise.

The antonym would be screws, which is generally an insult meaning uncool and often homosexual.
Person 1: Have you played that new video game? It's so nails.
Person 2: Ya, but I'm not very good at it. Are you?
Person 1: Ya, I'm good at everything.
Person 2: You're so nails.
by Seveneightyone February 12, 2011
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