ETYM Latin, we command, from mandare to command.
An extraordinary writ commanding an official to perform a ministerial act that the law recognizes as an absolute duty and not a matter for the official's discretion; used only when all other judicial remedies fail; SYN. writ of mandamus.
Writ instructing that an action should be performed.
(Latin) “we command”; Law, Crown writ commanding performance of an action.