1A white marking on a horse's foot; a horse's foot with such a marking. Compare "white sock". Now rare.

2Usually with capital initial. In pluralWhitefeet. A member of an agrarian protest organization active in Ireland in 1830–4, whose chief grievances were the payment of tithes and rents, and the expulsion of the peasantry from the land. Also attributive Compare white boy. Now historical.

3A white-footed mouse, Peromyscus leucopus.