air cover

air box handhole cover

air cover(age)

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

base cover

communications cover

construct cover

cover from view

cover plan

cover story

cover target

cover the retreat / withdrawal

crankcase handhole cover

deep-cover agent

front-line cover

operational cover

overhead cover(ing) / protection

protective cover

tactical cover and deception estimate

under cover of

body armour cover

DPM helmet cover

helmet cover

scrim cover

cover and concealment

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

frangible end cover

receiver cover

striker spring cover

armored cover plate

assembling in cover