Being totally and utterly in love with Tony Stark, no matter which person is playing him. Be it comics or films, if you are totally in love with Tony Stark, you are Starkosexual.
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.