1. (v. i.) To lean or tip to one side, as a ship; as, the ship heels apart; the boat heeled over when the squall struck it.

2. (n.) The hinder part of the foot; sometimes, the whole foot; -- in man or quadrupeds.

3. (n.) The hinder part of any covering for the foot, as of a shoe, sock, etc.; specif., a solid part projecting downward from the hinder part of the sole of a boot or shoe.

4. (n.) The latter or remaining part of anything; the closing or concluding part.

5. (n.) Anything regarded as like a human heel in shape; a protuberance; a knob.

6. (n.) The part of a thing corresponding in position to the human heel; the lower part, or part on which a thing rests

7. (n.) The after end of a ship's keel.

8. (n.) The lower end of a mast, a boom, the bowsprit, the sternpost, etc.

9. (n.) In a small arm, the corner of the but which is upwards in the firing position.

10. (n.) The uppermost part of the blade of a sword, next to the hilt.

11. (n.) The part of any tool next the tang or handle; as, the heel of a scythe.

12. (n.) Management by the heel, especially the spurred heel; as, the horse understands the heel well.

13. (n.) The lower end of a timber in a frame, as a post or rafter. In the United States, specif., the obtuse angle of the lower end of a rafter set sloping.

14. (n.) A cyma reversa; -- so called by workmen.

15. (v. t.) To perform by the use of the heels, as in dancing, running, and the like.

16. (v. t.) To add a heel to; as, to heel a shoe.

17. (v. t.) To arm with a gaff, as a cock for fighting.