The silver metal "sweeper" shaped in the form of a razor fish shell. In a fancy restaurant, the waiter will use this to pick up crumbs between courses.
Waiter pulls out the table zamboni.
Customer: "What the hell is that thing?"
Waiter: "It's a table zamboni."
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.