FLEX - FOXH
- FORWARD BATTLE ZONE
- FORWARD BOMB LINES
- FORWARD BRIGADE ADMINISTRATIVE AREA
- FORWARD COMMAND POST
- FORWARD CONTROL POST
- FORWARD DEFENCE
- FORWARD DEFENCE AREA
- FORWARD DEFENDED LOCALITIES
- FORWARD DEFENDED POSITIONS
- FORWARD DEFENSIVE POSITION
- FORWARD EDGE OF THE BATTLE AREA
- FORWARD FUSELAGE
- FORWARD GUN TURRET
- FORWARD HEADQUARTERS
- FORWARD INFILTRATION
- FORWARD LINE
- FORWARD LINE OF TROOPS
- FORWARD LOOKING INFRA-RED SENSOR
- FORWARD MAINTENANCE AREA
- FORWARD OBSERVATION OFFICER
- FORWARD OBSERVER OFFICER
- FORWARD PAD
- FORWARD POSITION
- FORWARD REPAIR TIME
- FORWARD ROAD
- FORWARD SENSOR TURRET
- FORWARD THRUST
- FORWARD TROOP CONCENTRATION
- FORWARD TURRET
- FORWARD WAVE
- FORWARD-FIRING
- FORWARD-LOOKING CAMERA
- FOSSE
- FOUL WEATHER
- FOULING SHOT
- FOUNDERING OF A SHIP
- FOUR STROKEENGINE
- FOUR-BLADE ROTOR
- FOUR-MAN
- FOUR-MASTER