Firstdecade of the current century: the years from 2000 to 2009. Pronounced "the naughts".
The 00's were an amazing decade in U.S. politics seeing both the controversial election of George Bush and the nomination battle between Barack Obama and Hillary Clinton.
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.