Quick definitions from WordNet (military-industrial complex)
▸ noun: a country's military establishment and the industries that produce arms and other military equipment ("We must guard against the acquisition of unwarranted influence, whether sought or unsought, by the military-industrial complex--Dwight David Eisenhower")
▸ noun: a country's military establishment and the industries that produce arms and other military equipment ("We must guard against the acquisition of unwarranted influence, whether sought or unsought, by the military-industrial complex--Dwight David Eisenhower")