dep ‧ u ‧ ty /ˈdepjəti, ˈdepjʊti/ BrE AmE noun ( plural deputies ) [countable]
[ Date: 1400-1500 ; Language: French ; Origin: député , past participle of députer ; ⇨ ↑ depute ]
1 . ( also Deputy ) someone who is directly below another person in rank, and who is officially in charge when that person is not there
deputy director/chairman/governor etc
the Deputy Secretary of State
2 . someone whose job is to help a ↑ sheriff in the US
3 . a member of parliament in some countries, for example France