first-strike intention

first fire mixture / first-fire mixture

credible first strike capability

right to launch a first strike

double-tap strike / double tap strike

announcement of intention

operational intention

hostile intention

intention report

intention to proceed

minefield report of intention to lay

national disengagement intention

nuclear intention

retrogressive intention

signify the commander's intention

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)