| n. | 1. | The arched middle portion of the human foot next in front of the ankle joint. |
| 2. | The part of a shoe, boot, or stocking covering the instep{1}. | |
| 3. | That part of the hind leg of the horse and allied animals, between the hock, or ham, and the pastern joint. |
| Noun | 1. | instep - the arch of the foot |
| 2. | instep - the part of a shoe or stocking that covers the instep |