Definitions from Wiktionary ( )

▸ noun:  One appointed as the substitute of others, and empowered to act for them, in their name or their behalf; a substitute in office.
▸ noun:  (mining, historical) A person employed to install and remove props, brattices, etc. and to clear gas, for the safety of the miners.
▸ noun:  (government) The name for a member of parliament in some countries.
▸ noun:  A member of the French National Assembly.
▸ noun:  (historical) A member of the French Chamber of Deputies, formerly called Corps Législatif.
▸ noun:  (Ireland, often capitalized) A member of Dáil Éireann, or the title of a member of Dáil Éireann.
▸ noun:  (US) a law enforcement officer who works for the county sheriff's office; a deputy sheriff or sheriff's deputy; the entry level rank in such an agency.
▸ verb:  (informal, nonstandard) to deputise

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