airborne drop

dead drop / dead-drop exchange

drop head body (drop-head body)

short airborne drop

Boeing E-4 Advanced Airborne Command Post (AACP) / E-4 National Airborne Operations Center (NAOC)

air drop

drop bolt

drop tank

drop zone (DZ)

drop-off point (DOP)

free fall air drop

gravity drop

heavy drop resupply

high-velocity drop

low-velocity drop

minimum pressure drop

voltage drop

magazine drop pouch / dump pouch

extinguishing agent drop

extinguishing agent drop abort

Operation Acid Drop

cartridge drop lever spring

drop center rim

drop container

drop rounds on the line

drop velocity

drop-in auto sear

velocity drop

free drop catch

landing gear drop test

wing drop

potential drop

DROP (fire adjustment)