air force is a noun meaning "the airborne branch of a country's armed forces". It carries 2 recorded senses.
the airborne branch of a country's armed forces
military
the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
Definitions, synonyms and semantic relations for air force come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.