halberd

/ˈhælbərd/
noun
  1. A weapon used in medieval times that is a combination of a spear and an axe, with a long wooden handle.
    • The museum displayed a medieval halberd used by foot soldiers.
    • In the parade, the guard carried a polished halberd as a ceremonial weapon.
    • The knight trained with a halberd to defend the castle gate.