n. Formerly, a weapon or tool consisting of an ax-head on a long handle, and often combined with a hook at the end, or a blade like a pick on the side opposite the blade of the ax; later, more loosely, a battle-ax.n. A weapon used in the navy by boarders and also to cut away rigging, etc. It is a hatchet with a short handle at the end of which is a strong hook.n. An ax for slaughtering cattle.