Definition of "Foot" :
noun: travel by walking
"He followed on foot."
noun: the pedal extremity of vertebrates other than human beings
noun: any of various organs of locomotion or attachment in invertebrates
noun: a support resembling a pedal extremity
"One foot of the chair was on the carpet."
noun: lowest support of a structure
"He stood at the foot of the tower."
noun: the part of the leg of a human being below the ankle joint
"Armored from head to foot."
noun: (prosody) a group of 2 or 3 syllables forming the basic unit of poetic rhythm
noun: an army unit consisting of soldiers who fight on foot
"There came ten thousand horsemen and as many fully-armed foot."
noun: the lower part of anything
"Curled up on the foot of the bed."
noun: a member of a surveillance team who works on foot or rides as a passenger
noun: a linear unit of length equal to 12 inches or a third of a yard
verb: add a column of numbers
verb: pay for something
"Foot the bill."