off‧stage /ˌɒfˈsteɪdʒ◂ $ ˌɒːf-/
adverb1. just behind or to the side of a stage in a theatre, where the people watching a play cannot see
Antonym : onstage:
There was a loud crash offstage.2. when an actor is not acting:
Offstage, Peter seemed a shy sort of person.—offstage adjective:
offstage noises [TahlilGaran] Dictionary of Contemporary English ▲