pony, small horse, officially any horse under 14.2 hands (58 in./145 cm) high. Most ponies are of Celtic origin. They are noted for their extreme hardiness and gentle natures. Some ponies are only 26 in. (65 cm) high. See Shetland pony; Welsh pony.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.