OPEN ORDER • FREE-TRANSLATOR.COM • Definition of Open order

... ground being armed with a sharp tip of iron. When the archers had taken up their positions these stakes were driven obliquely into the ground, each being firmly thrust in with the strength of two or three men. As the archers stood many lines deep, placed in open order and so that each could shoot between the heads of the men in front of him, there were sufficient stakes in front of the line to form a thick and almost impassable chevaux-de-frise. The baggage and horses were sent to the rear, near the village of Maisoncelles, under a guard of archers ...

— At Agincourt • G. A. Henty