- Toward, at, or on the rear part of a stage.
- Of or relating to the rear part of a stage.
- Informal Haughty; aloof.
- The rear part of a stage, away from the audience.
- To distract attention from (another performer) by moving upstage, thus forcing the other performer to face away from the audience.
- To divert attention or praise from; force out of the spotlight: a vice president who repeatedly tried to upstage the president.
- To treat haughtily.