ridgeling

or ridg·ling

[ rij-ling ]
/ ˈrɪdʒ lɪŋ /

noun Veterinary Medicine.

any male animal, especially a colt, with undescended testicles.

Origin of ridgeling

1545–55; perhaps ridge + -ling1, from the belief that the undescended organs were in the animal's back
Also called ridg·el, ridg·il [rij-uh l] /ˈrɪdʒ əl/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for ridgeling

ridgeling

ridgling ridgel (ˈrɪdʒəl)

/ (ˈrɪdʒlɪŋ) /

noun

a domestic male animal with one or both testicles undescended, esp a horse
an imperfectly castrated male domestic animal

Word Origin for ridgeling

C16: perhaps from ridge, from the belief that the undescended testicles were near the animal's ridge or back
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