Can be used as an adjective to mean socially acceptable or as a noun to mean social acceptability.
A well-liked individual, the epitome of cool
John: Yo dude! How's life treatin' you man? How was your weekend?
Jay: Pretty good. Just cheel'd with my bros. U?
John: Not much either. You gonna do anything fun for winter break?
Jay: Yea, I'ma go surfin' with the bros in Cali. Gotta get away from the cold weather. U no what I'm sayin'?
John: Yeah dude. Awesome. Live it up.