Definition of crown office
1
: the office of the Court of King's Bench in English law in which certain procedure formerly took place on the criminal-law side and in matters relating to the prerogative writs of quo warranto, mandamus, and prohibition
2
: a department for the King's Bench division in the central office of the High Court of Justice in English law
3
in English law
a
: the Chancery Office in which the great seal is generally affixed
b
: the former office of the common-law side of the Chancery Court
