noun

1. A biological structure found in many animals that is used for locomotion and that is frequently a separate organ at the terminal part of the leg.

   “A spider has eight feet.”

2. Specifically, a human foot, which is found below the ankle and is used for standing and walking.

   “Southern Italy is shaped like a foot.”

3. (often used attributively) Travel by walking.

   “There is a lot of foot traffic on this street.”