Possible Clues:

• Judge, essentially
• A judge who decides on a disputed issue
• Person settling a dispute
• Judge snack a bishop is eating
• Judge runs into a vicious dog, perhaps?
• Judge a champ right to corner leader of rebels
• Judge cooked rarebit
• Barrie plays about Troy's leader and Paris in prelude to war?
• A piece taking rook, then queen? One must exercise judgment
• Source of authority -- a royal one with bite