noun (n)

• all the weapons and equipment that a country has(noun.artifact)

  Synonym:
  armory, armoury
  

  source: wordnet30
• a military structure where arms and ammunition and other military equipment are stored and training is given in the use of arms(noun.artifact)

  source: wordnet30
• a place where arms are manufactured(noun.artifact)

  source: wordnet30
• A public establishment for the storage, or for the manufacture and storage, of arms and all military equipments, whether for land or naval service.(noun)

  source: webster1913