mule-foot I. \ˈ ̷ ̷| ̷ ̷\adjective ormule-footed\ˈ ̷ ̷| ̷ ̷ ̷ ̷\ Etymology:mule (I) + foot or footed 1.of a cloven-hoofed animal: having a solid rather than a cleft hoof < a mule-foot hog > < a mule-foot calf > 2.of a horse: having a foot with small frog, upright hoof wall, and high heel like that of a mule II. \ˈ ̷ ̷ˌ ̷ ̷\noun 1.pluralmule-feet: a mule-foot hoof 2.pluralmule-foots: a mule-foot animal