Battle-axe n. : A kind of broadax formerly used as an offensive weapon.

Example:


Taxonomy
axes, battle axe, weapons, haft, Stone axes, free encyclopedia, armor, blade, German, swords, combat, variations, human history, military service, Blade weapons, search, Viking, battle-ax.

Defination from the web:
battle axe. ... The battle-axe took this one step further, by concentrating the weight on a wedge it crushed through armor and easily cut flesh. ...