The inaudible speech spoken by one in the great state of intoxication, and that person speaking it really thinks you understand them when you give them a smile and nod.
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.