Halberd n. : An ancient long-handled weapon, of which the head had a point and several long, sharp edges, curved or straight, and sometimes additional points. The heads were sometimes of very elaborate form.

Example:
What weapon is better a Rune Scimitar or a Rune Halberd in Runescape?

Taxonomy
halberd, weapon, halberds, Swiss, free encyclopedia, halberdiers, Halbert, the Swiss, 15th centuries, axe, pike, hook, battle, horsemen, pikemen, ceremonial weapon, representatives, voulge.

Defination from the web:
halberd (also called halbert or Swiss voulge) is a two-handed pole weapon that came to prominent use during the 14th and 15th centuries. ... The German Landsknechte, who imitated Swiss warfare methods, also used the halberd, supplemented by the pike, but their side arm of choice was ...