from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A bony growth on the fetlock, pastern, or coffin bone of a horse's foot, usually causing lameness.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. osteoarthritis affecting any of several bones of a horse's foot

from the GNU version of the Collaborative International Dictionary of English

  • n. A morbid growth or deposit of bony matter between or on the small pastern and the great pastern bones.

from The Century Dictionary and Cyclopedia

  • n. In farriery, a bony callus or exostosis, the result of inflammation, on one or both pastern-bones of a horse, which sometimes extends to the interphalangeal joints and causes immobility and lameness.
  • n. The disease or disordered condition in horses which is caused by ring-bone: as, a horse affected by ring-bone and spavin.


Sorry, no etymologies found.



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  • (n): in horses, a bony growth running round the pastern that is a cause of lameness.

    January 15, 2009