ˈscreen ˌtest noun [countable] an occasion when someone is filmed while they are performing, in order to see if they are suitable to act in a film
[TahlilGaran] Dictionary of Contemporary English ▲
screen test n. A short movie made to see if an actor or actress is good enough or the right one to play a part.
Ellen acted well on the stage, but she failed her screen test. [TahlilGaran] English Idioms Dictionary ▲