cooking off

off-route (off route)

off-design / off design

lift-off / lift off

on-off keying; on/off keying (OOK)

blast-off

commercial off the shelf

company (grade) officers (Co Off)

drop-off point (DOP)

dust-off

duty, off duty

fend off enemy's a advance

Fissile Material Cut-Off Treaty (FMCT)

government off-the-shelf (item)

hands off!

high pay-off target / high-payoff target (HPT)

hold off an attack

hold off reinforcement

NATO off-the-shelf

off duty

off target

off-board sensors

off-gauge cargo; out-/ oversized cargo

off-loading

off-road mine

off-site reconditioning

off-target strike

off-trail movement

outsized cargo; off-gauge / oversized cargo

pick off a sentry

pick off a target

power take-off (PTO)

roll-on / roll-off ships (Ro-Ro)