A telephone call received (usually) in the small hours of the morning, usually bearing bad news about a close friend or family member -- most of the time, either they have died, are near death, and/or were involved in a terrible accident.
To predict something before it happens, and subsequently state once the predicition actually occurs. Usually trivial like a plotline to a film, or a sports result.
Dude 1: Alright I'm gonna call it now: Darren's gone and gotten himself a shitty haircut.
Dude 2: OK then.
Darren: Hey guys, like my new haircut?
Dude 1: Fucking called it!