silver screen

WordReference Random House Unabridged Dictionary of American English © 2025

sil′ver screen′, 

1. motion pictures;
   the motion-picture industry:
   a star of the silver screen.
2. Cinema a special screen on which motion pictures are projected.
• 1915–20

Collins Concise English Dictionary © HarperCollins Publishers::

silver screen noun the silver screen ⇒

1. films collectively or the film industry
2. the screen onto which films are projected