Use armament in a sentence. all the military forces and equipment of a nation. a large force for offense or defense. all the guns and other military equipment of a warship, warplane, tank, fortification, etc.
Monroe Doctrine-an American foreign policy opposing interference in the western hemisphere from outside powers. foreign policy-a policy governing international relations.
Monroe Doctrine in American English. the doctrine, essentially stated by President Monroe in a message to Congress (Dec., 1823), that the U.S. would regard as an unfriendly act any attempt by a European nation to interfere in the affairs of the American countries or increase its possessions on the American continents.