Gáe Bulg

The Gáe Bulg (also Gáe Bulga, Gáe Bolg, Gáe Bolga), meaning "spear of mortal pain/death spear", "gapped/notched spear", or "belly spear", was the name of the spear of Cúchulainn in the Ulster Cycle of Irish mythology. It was given to him by his martial arts teacher, the warrior woman Scáthach, and its technique was taught only to him.