Definition of USAF in English:

USAF

Syllabification: USAF
(also U.S.A.F.)

abbreviation

United States Air Force.

Definition of USAF in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day meretricious
Pronunciation: ˌmɛrɪˈtrɪʃəs
adjective
apparently attractive but having no real value...