USAF uncommon us noun 1. the airforce of the United States of America; defends the United States through control and exploitation of air and space SynonymsUnited States Air ForceU. S. Air ForceUS Air Force Related words Broader terms air force Parts Department of Defense Part of Air Force Research LaboratoryUnited States Air Force AcademyAir Combat CommandAir Force Space CommandAir National GuardAir Force Intelligence Surveillance and Reconnaiss WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
