具有人类理性的马匹
Houyhnhnm \Hou*yhnhnm"\, n. One of the race of horses described by Swift in his imaginary travels of Lemuel Gulliver. The Houyhnhnms were endowed with reason and noble qualities; subject to them were Yahoos, a race of brutes having the form and all the worst vices of men.
Houyhnhnm n : one of a race of intelligent horses who ruled the Yahoos in a novel by Jonathan Swift