sentry Definition

sentinel, lookout, scout, picket, watch, lookout man, guard, watchman, checkpoint, post, killing, station, exercise, custody, watchtower, battlement, rampart, doorkeeper, fortress, outpost, pillbox, warder, warden, soldier, guerite, sentry duty, sentinels, outsentry, guardhouses, watchmen, gun emplacement, grenadier, cannoneers, stand watch, guardroom, slit trench, sentry box, lookouts, skirmishers, policeman, gunners, manning, torii, pillboxes, flagstaff, turrets, fortifications, stand guard, riflemen, havildar, beside, guards, jarheads, snipers, outguard, grenade thrower, patrolling, antiaircraft gun, armoured personnel carrier, fusiliers, schutzstaffel, hunkers, panzer, beefeater, hussars, guardable, parapets, portcullis, civvies, doorway, periscope, bowmen, dragoons, commissionaire, arbor vitae, hillock, goosestep, armored, pikemen, artillerymen, submachine, barbed wire, infantrymen, templar, tripwire, breacher, signaler, sapper, stockades, armored personnel carrier, gatepost, olive drab, matchlock, sniper rifle, foxholes, camphor tree, knoll, gatehouse, tusker, cowcatcher,