Bullet

Part of speech: noun (n.)

1. A small ball.

2. A missile, usually of lead, and round or elongated in form, to be discharged from a rifle, musket, pistol, or other small firearm.

3. A cannon ball. [Obs.] A ship before Greenwich . . . shot off her ordnance, one piece being charged with a bullet of stone. Stow.

4. The fetlock of a horse.