"2oZ" (two-oh-zee) means that someone is cool and laidback as if they don't have to try at all to be charismatic.
Or, "2oZ" (two-oh-zed) a way to describe someone who is mysterious or hard to figure out, like a puzzle that hasn't been solved yet.
Did you see how Alex handled that presentation? He's 2oZ
Or, Nobody knew much about the new guy in the class, he's such a 2oZ