A 'weapons system' is a combination of one or more weapons with all related equipment, materials, services, personnel, and means of delivery and deployment (if applicable) required for self- sufficiency.
Sources:
NIST SP 800-59
from
DoD JP 1-02
A combination of one or more weapons with all related equipment, materials, services, personnel, and means of delivery and deployment (if applicable) required for self-sufficiency.
Sources:
NIST SP 800-60 Vol. 1 Rev. 1
NIST SP 800-60 Vol. 2 Rev. 1