FLANK n.
emy, or to take up a new position. -- Flanks of a frontier, salient points in a national boundary, strengthened to protect the frontier against hostile incursion. -- Flank patrol, detachments acting independently of the column of an army, but patrolling along its flanks, to secure it against surprise and to observe t…
FLINTY a.
Consisting of, composed of, abounding in, or resembling, flint; as, a flinty rock; flinty ground; a flinty heart. Flinty rockFlinty state, a siliceous slate; -- basanite is here included. See Basanite.