What is "bident"

Bident \Bi"dent\, n. [L. bidens, -entis, having two prongs; bis twice + dens a tooth.] An instrument or weapon with two prongs.

n. A form of spear having two prongs

A bident is a two-pronged implement resembling a pitchfork. In classical mythology, the bident is a weapon associated with Hades, the ruler of the underworld, while the three-pronged trident is the implement of Poseidon ( Neptune), god of the seas and earthquakes.