Sometimes twice in one day we had to unhitch the ox and pull him out.
His chum dug some snow from his ears and ran forward to unhitch the sleds.
The guv'nor had got off, no doubt, to unhitch that heavy gate—the one you had to lift.
Presently they went back and turned their wagons into the siding and began to unhitch.
He did not stop to unhitch the horses, just hooking them ...