Definitions of deputy:
- noun: an assistant with power to act when his superior is absent
- noun: someone authorized to exercise the powers of sheriff in emergencies
- noun: a person appointed to represent or act on behalf of others
- noun: a member of the lower chamber of a legislative assembly (such as in France)
- name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #16981)