- See under spavin(def 1).
- a disease of the hock joint of horses in which enlargement occurs because of collected fluids (bog spavin), bony growth (bone spavin), or distention of the veins (blood spavin).
- an excrescence or enlargement so formed.
Origin of spavin
1400–50; late Middle English spaveyne < Old French (e)spavain, esparvain swelling < ?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- vet science enlargement of the hock of a horse by a bony growth (bony spavin) or fluid accumulation in the joint (bog spavin), usually caused by inflammation or injury, and often resulting in lameness
C15: from Old French espavin, of unknown origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for blood spavin
disease of the hock joint of a horse, early 15c., from Middle French espavain, perhaps from Frankish *sparwan "sparrow" (see sparrow), so called perhaps from comparison of the bird's awkward gait to that of a horse affected with spavin.
Online Etymology Dictionary, © 2010 Douglas Harper