The Xebec was a Mediterranean sailing ship in the 17th and 18th century. The ship had three masts with a single triangular sail on each mast. It had a long narrow hull and were fitted with oars.
The name xebec comes from an Arabic word for 'small ship'
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.