Foot may refer to or be defined as: The foot of humans and other animals including some underwater mammals Foot (length), a unit of length in the customary system Foot (prosody), a term used to define meter in poetry Foot (sewing), part of a sewing machine Foot (sailing), the lower edge of a sail Infantry; see List of Regiments of Foot Foot Clan, a group of ninja in the Teenage Mutant Ninja Turtles series Foot (mollusc), part of the typical mollusc body plan along with the shell, viscera… (More on Feet)