We found 6 dictionaries that define the word weapon systems:

General (3 matching dictionaries)

1. weapon systems: Collins English Dictionary
2. weapon systems: Vocabulary.com
3. Weapon systems: Wikipedia, the Free Encyclopedia

Business (1 matching dictionary)

4. Weapon systems: Legal dictionary

Computing (1 matching dictionary)

5. Weapon systems: Encyclopedia

Medicine (1 matching dictionary)

6. Weapon systems: Medical dictionary

(Note: See weapon_system as well.)

Definitions from Wikipedia (Weapon System) ▸ noun:  Legend for Numeric Designations ▸ Also see weapon_system Phrases: Weapon systems officer, Weapon systems of the Indian Navy, Active Royal Navy weapon systems, more... ▸ Words similar to weapon systems ▸ Usage examples for weapon systems ▸ Idioms related to weapon systems ▸ Wikipedia articles (New!) ▸ Words that often appear near weapon systems ▸ Rhymes of weapon systems ▸ Invented words related to weapon systems