Definition of screen-test:
(n) :
(film) A filmed audition to test (and demonstrate) an actor's screen-acting ability and/or suitability for a particular role.
(n) :
(chemistry, pathology) A test for the presence of a particular substance; such a test that by extension tests for a particular organism or medical condition.
(v) :
(transitive and intransitive) To audition via a screen test.
(v) :
(chemistry, pathology) To test for a particular substance, organism or medical condition by means of a screen test.
(n) :
Used other than figuratively or idiomatically: see screen, test; a test of, or involving, a screen.
(n) :
(violence, slang) Synonym of rough ride.