Meaning of swayback

sway•back

Pronunciation: (swā'bak"), [key]
— Vet. Pathol. Vet. Pathol.
—n.
  1. an excessive downward curvature of the spinal column in the dorsal region, esp. of horses.
—adj.
  1. swaybacked.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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