air defense fire unit

slant fire; diagonal fire; oblique fire; fire to the oblique

unit air defense

air observed fire / air-observed fire

fire(-fire) unit

Air Force Air Defense Command

fire control orders (FCO) ('Hold Fire', 'Cease Fire' and 'Engage')

perimeter defense (all-around defense)

beach defense mine / beach-defense mine

self-defense unit

battery coolant unit / battery-coolant unit (BCU)

gear reduction unit / gear-reduction unit

position and navigation unit / position navigation unit (PNU)

pinch (a unit) out of a large unit

aerial refueling / air refueling / in-flight refueling (IFR) / air-to-air refueling (AAR)

air combat capable helicopter / air-to-air capable helicopter

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

missile defense rate of fire

ball of-fire defense

fire-and-safe unit

fire protection unit

unit of fire

fire brigade unit

fire delivery unit

fire unit

fire unit analyzer

single fire unit

air defense (AD)

Air defense and Airspace Management Directorate (NATO)

air defense area

air defense artillery (ADA)

air defense artillery battalion

air defense artillery system