maintenance over beaches

discharge over undeveloped beaches

fire over open sights (fire over sights)

contingency maintenance / special maintenance

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

maintenance checks / routine maintenance, scheduled tasks

maintenance idling (periodic running of engine for maintenance purposes)

organizational maintenance (O-level) (day-to-day work that standard airfield maintenance groups perform in support of airfield operations)

routine maintenance / scheduled tasks, maintenance checks

scheduled tasks / routine maintenance, maintenance checks

special maintenance / contingency maintenance

aircraft over the objective area phase

end of message over/out

go over the hill

high frequency over-the-horizon (HF OTH) radar

keel over

logistical over-the-shore equipment

logistics over the shore

moral ascendancy (over the enemy)

over-the-horizon forces

over-the-horizon ground-based radar

over-the-horizon range

peak (over)pressure

take over a mission

time over target (TOT)

take / regain control over

denial of air operations (over the battlefield)

pass over a waypoint

over-water photo reconnaissance operations

begin handing over data

cab-over-engine truck

capacity over the prescribed load

change over from travelling to fire position