Koch-head is a slang term for a politician who is hopelessly addicted to the toxic drug called kochaine. Kochaine is highly addictive and is ruining lives at this very moment. Koch-heads are volatile, erratic and highly dangerous when under the influence. Never make an attempt to reason with or apprehend a koch-head, simply call 911 and you will be helped by a local, unionized, law enforcement expert.
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.