hidden role

noun
UK /ˈhɪd.ən rəʊl/
US /ˈhɪd.ən roʊl/

A secret job or part that someone has in a game or story.

In the game, each player gets a hidden role that nobody else knows.


OTHER MEANINGS

2. A part an actor plays without the audience knowing who they really are.

The detective had a hidden role in the play until the final scene.

3. An unseen purpose or function that something serves.

Trees play a hidden role in keeping our air clean.

4. A secret position of power or influence in an organization.

She had a hidden role in running the club from behind the scenes.