Longman Dictionary English From Longman Dictionary of Contemporary EnglishRelated topics: Theatrebackstageback‧stage /ˌbækˈsteɪdʒ◂/ adjective, adverb 1 APTbehind the stage in a theatre, especially in the actors’ dressing rooms2 SECRETin private, especially within the secret parts of an organization intensive backstage negotiations ldoceonline.com