deputy

n. pl. Deputies (dĕp"&uuptack_;*tĭz).
  1. One appointed as the substitute of another, and empowered to act for him, in his name or his behalf; a substitute in office; a lieutenant; a representative; a delegate; a vicegerent; as, the deputy of a prince, of a sheriff, of a township, etc.
  2. A member of the Chamber of Deputies.
  3. Chamber of Deputies ,
    one of the two branches of the French legislative assembly; -- formerly called Corps Législatif. Its members, called deputies, are elected by the people voting in districts.