(n') zee-sue an individual who has high thoughts of themselves which are completely different of anybody else. oblivious to surroundings. makes uneducated remarks about all subjects.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.