1) Of a horse, entire, not castrated.
1520 to my yonger son ... a fole to be a stoned horse, Fewston
1563 I give ... a graie stoned horse to serve the towneshippe for ever, Thruscross
1639 Item one Stond horse Ł7 0 0, Swinsty
1664 as for scabed horses or stonde horses on our Common wee have none, Wadsworth.