noun

1. One appointed as the substitute of another, and empowered to act for them, in their name or their behalf; a substitute in office

   “As the deputy store manager, he is able to fire staff.”

2. A person employed to install and remove props, brattices, etc. and to clear gas, for the safety of the miners.

3. (France): A member of the Chamber of Deputies, formerly called Corps Législatif

Synonyms: agent, delegate, delegate, lieutenant, representative, vice, vicegerent, envoy

verb

1. To deputise