a pidgin or Hawaiian creoleenglish term meaning later on, at a later time, not right now etc. it is derived from the term "bye and bye" or "bye the bye"
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.