A permutation of "fuck" using Snoop's famed "-izzle" language so as not to offend old folks who mind the f-bomb but are down wit' da d-o-double-gizzle in da hizzle, you know what I'm sayin'?
"What, the bitchesaren't here at the bar? What the fizznuck, over?"
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.