under a deadly fire
під забійним вогнем (під згубним вогнем) (He gained the Victoria Cross ... for rescuing ... one of his troopers under a deadly fire. - ‘My Early Life’ by Winston Churchill)
під забійним вогнем (під згубним вогнем) (He gained the Victoria Cross ... for rescuing ... one of his troopers under a deadly fire. - ‘My Early Life’ by Winston Churchill)
fire control orders (FCO) ('Hold Fire', 'Cease Fire' and 'Engage')
surveillance, under surveillance
under armor auxiliary power unit (UAAPU)
Under Secretary of Defense (USD)
Under Secretary of Defense for Acquisition, Technology, and Logistics (USD AT&L)
Under Secretary of Defense for Intelligence USD(I)
under-vehicle improvised explosive device (UVIED)
nap-of-the-earth (NOE) (ground-hugging / terrain masking / flying under the radar / hedgehopping)