Also whay. [Cf. WO int.] A call to a horse to stop.
1836. Dickens, Sk. Boz, Tuggss at Ramsgate. Away went the donkey Way-way! Wo-o-o-o-! cried Mr. Cymon Tuggs. Ibid. (1846), Cricket on Hearth, ii. Way! This monosyllable was addressed to the Horse, who didnt mind it at all. Oh do Way, John! said Mrs. Peerybingle. Please!
1856. Miss Yonge, Daisy Chain, I. xv. Whay! Stop. Theres an old woman in here.