The Collaborative International Dictionary of English v.0.48:

armoury \armoury\ n.
   1. a collection of resources.

   Syn: armory, inventory.
        [WordNet 1.5]

   2. all the weapons and equipment that a country has.

   Syn: arsenal, armory.
        [WordNet 1.5]

   3. a military structure where arms and ammunition and other
      military equipment are stored and training is given in the
      use of arms.

   Syn: arsenal, armory.
        [WordNet 1.5]

   4. a place where arms are manufactured.

   Syn: armory, arsenal
        [WordNet 1.5] Armozeen

WordNet (r) 3.0 (2006):

armoury
    n 1: a collection of resources; "he dipped into his intellectual
         armory to find an answer" [syn: armory, armoury,
         inventory]
    2: all the weapons and equipment that a country has [syn:
       arsenal, armory, armoury]
    3: a military structure where arms and ammunition and other
       military equipment are stored and training is given in the
       use of arms [syn: arsenal, armory, armoury]
    4: a place where arms are manufactured [syn: armory,
       armoury, arsenal]