From Longman Dictionary of Contemporary Englishtitle roleˈtitle role noun [countable] APTthe main acting part in a play or film, which is the same as the name of the play or film
Examples from the Corpus
title role• Winningham delivers Oscar-caliber work, too, in the less showy but equally complex and demanding title role.• I also announced that Robert Lindsay would soon be appearing on the London stage in the title role of a classic story.• Carl Lumbly stars in the title role.• Director Redgrave tips sympathy somewhat toward the conspirators through his portrayal of the title role.• The title role went to school pupil who left earlier this year. 