A "dvd screener" is an actual dvd that is sent out to people chosen by the film industry to vote on or to rate a particular movie. This is usually done before a film is presented to the public, or when a film is being promoted during "award season"
A "cam" is referring to a film that has been recorded by way of a camcorder that has been snuck into a theatre, then distributed online or on bootleg dvd's.
As for "dvd rip amp", this term refers to a burned copy of a film, the original source being a dvd, such as a burned copy of a dvd screener.


