first round fire for effect

wing-in-ground-effect amphibious craft; ground-effect vehicle (GEV); wing-in-ground-effect (WIG); ground-effect craft; wingship; flarecraft; ekranoplan

first fire mixture / first-fire mixture

round-to-round laying

round-to-round scatter

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

ready-to-fire round

fire a round

one-round battery fire

fire for effect (FFE)

go to fire for effect

enter into fire for effect

fire effect

credible first strike capability

first aid facility

first aid kit

first echelon maintenance

first echelon medical equipment maintenance

first hand information

first impression report (FIR) (post exercise)

first lieutenant = (брит.) lieutenant

first light

first responder (emergencies)

first response

first response unit

First Sergeant (1SGT)

first watch

first-aid skills

first-line reserve

individual first-aid kit (IFAK)

first lights

Petty Officer First Class (PO1)

Private First Class (PFC)