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cannon bone

noun, Zoology.
the greatly developed middle metacarpal or metatarsal bone of hoofed quadruped mammals, extending from the hock to the fetlock.
Origin of cannon bone
1825-35; cannon in obsolete sense “tube” Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for cannon-bone
Historical Examples
  • This bone (cannon-bone) between the knee and the fetlock should be short, straight, and strong.

    Riding and Driving Edward L. Anderson
  • The tendons that run down behind the cannon-bone should not adhere closely just below the knee.

    Riding and Driving Edward L. Anderson
British Dictionary definitions for cannon-bone

cannon bone

a bone in the legs of horses and other hoofed animals consisting of greatly elongated fused metatarsals or metacarpals
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
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