Definition from Wiktionary, the free dictionary
horseling (plural horselings)
- A young or little horse; foal; pony.
1874, Bertha De Jongh, The sisters Lawless:
- Two of these that she was about to chase and fondle, were not aristocratic horselings, they were but the rough and sturdy children of rough and sturdy dams and sires ; born to the plough, and the heavy waggon, [...]
2002, Dennis L. McKiernan, Dragondoom:
- Thork astride the pony raced after, the horseling running in sheer panic.
foal — see foal
a little horse
pony — see pony