Originally contracted from the word 'ways', by 'Craig', and put up on several walls in South London using the oft-maligned griffito-tagging method, waze is a very popular expression agreement.
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.