(hēl) noun
1. In man, the rounded posterior part of the foot; the calcaneum with its associated structures.
2. The corresponding part of the foot or tarsus in any other animal.
3. The part of a shoe, or other foot covering, that surrounds or lies just beneath or around this part of the foot; in a boot or shoe, the built–up portion on which the rear of the foot rests; in hosiery, the separately knitted rear part of the foot.
4. The whole foot, as seen from the rear; sometimes, plural, the hind feet of an animal.
5. Something resembling a heel or located like a heel, as cyma reversa, a form of molding; the lower end of a stud or rafter.
6. Naut. a The hindmost part of a vessel's keel. b The lower end of a mast.
7. That part of the head of a golf club that is nearest to the neck; also, that part of a tool that is nearest to the handle.
8. The last part or remainder: the heel of tobacco in a pipe.
9. Colloq. A cad.
—down at the heel Presenting a seedy or slovenly appearance.
—to be at, on, or upon the heels of To follow closely.
—to heel To a position close behind a master: said of dogs.
—v.t.
1. To supply with a heel.
2. To follow at the heels of; pursue closely.
3. To touch or strike with the heel.
4. To arm (a fighting cock) with steel spurs.
5. In golf, to strike (the ball) with the heel of the club.
6. Slang To supply with money, etc.
—v.i.
7. To follow at the heels of someone.
8. To touch the ground with or move the heels, as in dancing. ♦ Homophone: heal. [OE hela]
—heel′less adjective

(hēl) v.t. & v.i. Naut.
To lean or cause to lean to one side; cant, as a ship.
—noun The act of heeling or inclining laterally from an upright position; a cant; list: also heel′ing. ♦ Homophone: heal. [Earlier heeld, OE hieldan]