spavined

Of a horse: having spavin (“a disease of horses caused by a bony swelling which develops in a leg due to inflammation”).

[H]e […] made a present to Andrew of a broken-winded and spavined poney, in order to enable him to pursue his journey.

A horse-giver, no more than a horse-seller, has a right to palm his spavined article upon us for good ware. An equivalent is expected in either case; and, with my own good will, I would no more be cheated out of my thanks, than out of my money.

Of a person: lame due to a leg disease.

Of a person or a thing: old, worn-out; also, obsolete.

I’m a spavined old warrior, and I don’t have much time left in this world, but I still have a few tricks to teach these whippersnappers.

If God hide his path, Satan is at hand to turn Convoy: if any have a minde to ride poſte, hee vvill helpe them vvith a freſh ſpavin'd Opinion at every Stage.