The phenomenon in which a film with a large cult following (i.e., Star Trek, Star Wars, Robert Rodriguez movies)opens to large first-weekend box-office grosses, followed by a steep drop-off in attendence shortly thereafter.
Guy: Did you see that Austin Powers 3 beat Attack of the Clones in just its second week of release?
Girl: Well, no duh. Only geeks line up for that crap, and after they see it opening weekend, no one else goes. It's a total Star Trek effect.