Body part with a sole (4)

I believe the answer is:

foot

(Other definitions for foot that I've seen before include "Distance to the end of a limb?" , "Metrical unit; pay (a bill)" , "Imperial distance" , "Twelve inches" , "Unit of length" .)

I've seen this clue in the USA Today.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.