D defs.my
Entry 3 senses Webster, 1913

Pastern

· Pas·tern · IPA /ˈpæstəɹn/
01 n. The part of the foot of the horse, and allied animals, between the fetlock and the coffin joint. See Illust. of Horse.
  1. 1.
    The part of the foot of the horse, and allied animals, between the fetlock and the coffin joint. See Illust. of Horse. See: Horse
  2. 2.
    A shackle for horses while pasturing.
  3. 3.
    A patten.[Obs.]
Phrases & compounds
Pastern joint — the joint in the hoof of the horse, and allied animals, between the great and small pastern bones.