A set of intense, flu-like symptoms that appear in someone who has recently contracted HIV ("seroconverted"). The "flu" usually sets in about 10-14 days after the initial infection, during which a person's HIV viral load is extremely high (and, thus, so is her ability to pass the virus on).
After a wild weekend of partying and having unsafe sex, Dave started to feelweak; he hoped it wasn't the fuck flu.
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.