… Master

The title of the Head of the Military Orders, the Hospitallers, the Templars, and the Teutonic Knights. The office of Grand Master was held for life. … -aad Master of Cro -bows. — The personnel of the French artillery was for a long time prior to 1420 retained, together with the engineers, under the general direction of an officer, titled Grand Master of Cro -bows. In 1420, the Master General of Artillery was made independent of this officer. a. — A slang military name given to the largest caliber gun of the Germans.