Pronunciation: (dep'yu-tē),[key] —n., —pl.-ties. 1. a person appointed or authorized to act as a substitute for another or others.
2. See deputy sheriff. 3. a person appointed or elected as assistant to a public official, serving as successor in the event of a vacancy.
4. a person representing a constituency in certain legislative bodies.
—adj. appointed, elected, or serving as an assistant or second-in-command.