From Old Norse geldingr, from gelda (“to castrate”), whence also English geld (Etymology 2).
It was a sorrel gelding named Red.
His bay gelding had the sleek lines of a racehorse and the look of endurance as well.
Cade mounted a gray gelding and they headed out across the treeless hills.
What sportsmen! and as if scorning to say more to the frightened and shamefaced count, he lashed the heaving flanks of his sweating chestnut gelding with all the anger the count had aroused and flew off after the hounds.
The old count's horse, a sorrel gelding called Viflyanka, was led by the groom in attendance on him, while the count himself was to drive in a small trap straight to a spot reserved for him.