1. (n.) A small ball.

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

3. (n.) A cannon ball.

4. (n.) The fetlock of a horse.

alpha decay atom-chipping atom-smashing atomic disintegration atomic reaction atomization ball bar shot barrel beta decay bird shot bombardment bowshot breeding bucket buckshot cannon cannon shot cannonball case shot chain reaction cleavage crossbar shot detonation discharge disintegration series dissociation duck shot dumdum bullet ejection exchange reaction expanding bullet fission fission reaction fleet fly fusillade gamma decay grape grapeshot gun gunfire gunshot highball hotfoot ionization langrel shot manstopping bullet neutron reaction nonreversible reaction nuclear fission nucleization pellet photodisintegration potshot proton gun proton reaction reversible reaction rifle ball rocket round shot salvo shell shot shrapnel slug split shot splitting the atom spray stimulation stoneshot target tattoo thermonuclear reaction volley whiz zip