[A later deriv. of the sb. in the expression at bay, due to the ambiguity with which that was said both of the pursued and of the pursuing animal: see BAY sb.4]
1. intr. To turn to bay, stand at bay.
1649. G. Daniel, Trinarch., Rich. II., civ. They knew Hee Bayd to their Destruction.
1774. Goldsm., Nat. Hist. (1862), I. II. v. 325. When a stag turns his head against the hounds, he is said to bay.
2. trans. To stand at bay against. rare.
1848. G. Ruxton, in Blackw. Mag., LXIII. 719. Baying his enemies like the hunted deer.