1) An expression of approval, admiration, or agreement, often indicating
something is effortless stylish, perfectly executed, or has a fierce
vibe.
2) Sometimes used as a command or term of reassurance, likely owing to it's similarity to a contraction of "be easy", i.e, relax, chill, don't worry.
1) Did you
see her new fit? Damn, that was beazey!
2) Yo, I don't
know if we are going to be ready for the party tonight. -Beazey, Bro. I got it covered.