To UNCOVER. When troops deploy, the different leading companies or divisions, &c. successively uncover those in their rear, by marching out from the light or left of the column.
UNCONDITIONAL. At discretion; not limited by any terms or stipulations.
UNCONQUERED. Not subdued or defeated; in opposition to conquered or defeated.
UNDAUNTED. Not appalled by fear; valiant.
UNDECAGON. A regular polygon of eleven sides or angles.
UNDER. This preposition is variously used in military matters, viz.
Under Command, (Sous Ordre, Fr.) In subjection to; liable to be ordered to do any particular duty.
Under Cover, (à couvert, à l’abri, Fr.) Shielded, protected, &c. See [Cover].
Under Arms, (Sous Armes, Fr.) A battalion, troop, or company is said to be under arms when the men are drawn up regularly armed and accoutred, &c.
To UNDERMINE. To dig cavities under any thing, so that it may fall, or be blown up; to excavate.