Law a writ commanding that a specified thing be done, issued by a higher court to a lower one, or to a private or municipal corporation, government agency, official, etc.
transitive verb
Informal to serve with or command by such a writ
See mandamus in American Heritage Dictionary 4
(măn-dāˈməs)Law
noun
A writ issued by a superior court ordering a public official or body or a lower court to perform a specified duty.