When people talk about the big screen , they are referring to films that are made for cinema rather than for television.
She returns to the big screen to play Candy’s overbearing mother, Rose.
≠ small screen
N-SING : the N
BIG SCREEN
Meaning of BIG SCREEN in English
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006