D defs.my
Entry 3 senses Webster, 1913

Armament

/är'-məm-ənt/ · Ar·ma·ment · IPA /ˈɑː(ɹ)məmənt/
01 n. A body of forces equipped for war; -- used of a land or naval force.
  1. 1.
    A body of forces equipped for war; -- used of a land or naval force.
  2. 2.
    All the cannon and small arms collectively, with their equipments, belonging to a ship or a fortification.(Mil. & Nav.)
  3. 3.
    Any equipment for resistance.