1) A combination of 'cool' and 'keeping it real', kreel describes something that is both down to earth, and incredibly fucking badass.
2) (of a person) An individual held in high esteem and is able to defy social norms without scrutiny and able to maintain prestige.
"DJ Danger Mouse is kreel. He makes me feel. Connected to the moon."
"Dude, what the hell is he wearing?" "Nah, that's Brett, that guy's kreel as shit."