from the GNU version of the Collaborative International Dictionary of English
- n. An imperfection on the inside of the hind leg in horses, different from a curb, but at the same height, and often growing to an unsightly size.
from The Century Dictionary and Cyclopedia
- n. Blood-spavin in the horse; an enlargement or varicose condition of the vein on the inside of the hock-joint.
Sorry, no etymologies found.