A ball that hits the batter. Batter automatically gets to take first base. If bases are loaded, he gets an RBI (although in this case it's more a run beaned in then batted in ;) )
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.