Definitions for "Quo warranto"
A writ brought before a proper tribunal, to inquire by what warrant a person or a corporation acts, or exercises certain powers.
In the context of the Gazetteer, this refers to a series of enquiries held by royal judges who were sent on circuits around the country, chiefly in the reigns of King Edward I and King Edward II (1272–1327). In an attempt to assert royal rights, the justices attempted to discover by what right ( quo warranto) individuals or institutions were holding markets and fairs.
A proceeding to determine " by what right" someone holds a corporate office