Definition of "ATF"

(US, law enforcement) Initialism of Alcohol, Tobacco and Firearms. (the Bureau of Alcohol, Tobacco, Firearms and Explosives)  examples

(automotive) Abbreviation of automatic transmission fluid.  examples

(aviation) Abbreviation of aviation turbine fuel.; jet fuel  examples

(US, military, aviation) Initialism of advanced tactical fighter.

(US, military, nautical) Initialism of auxiliary tugboat fleet.; a naval fleet tugboat, a fleet tug that can keep up with a fleet on operations

(law) As Trustee For  examples