v. [UN-2 4 b.] trans. To free (horses) from the traces.
1604. Middleton, Father Hubburds T., B 1. The fiery Horses of the Sun Were from their golden-flaming Car vntracde.
1819. W. S. Rose, Lett. N. Italy, I. 87. We again put to the horses, necessarily untraced during the preceding operation.