Heavy weapons of warfare; cannon, or great guns, mortars, and howitzers; artillery; sometimes, a general term for all weapons, ammunitiion, and appliances used in war.
Military materiels such as weapons, ammunition, combat vehicles, and equipment.
Military materials, stores or supplies; implements of war, missiles discharged in war. Engines for discharging missiles. OXFORD. A list of ordnance held at Clifford's Tower was recorded in 1680.