In practice. The name of a writ issued by a superior court, directed to the judge and parties of a suit in an inferior court, commanding them to cease from the prosecution of the same, upon a suggestion that tlie cause originally, or some col- lateral matter arising therein, does not belong to that jurisdiction, but to the cognizance of some other court. 3 Bl. Comm. 112. The writ of prohibition is the counterpart of the writ of mandate. It arrests the pro- ceedings of any tribunal, corporation, board, or person, when such proceedings are without or in excess of the jurisdiction of such tribunal, corporation, board, or person. Code Civ. I'roc. Cal.