Definitions of heel:

• noun:   the bottom of a shoe or boot; the back part of a shoe or boot that touches the ground
• noun:   (golf) the part of the clubhead where it joins the shaft
• noun:   the lower end of a ship's mast
• noun:   the back part of the human foot
• noun:   one of the crusty ends of a loaf of bread
• noun:   the piece of leather that fits the heel
• noun:   someone who is morally reprehensible
• verb:   put a new heel on

  Example: "Heel shoes"

• verb:   strike with the heel of the club

  Example: "Heel a golf ball"

• verb:   perform with the heels

  Example: "Heel that dance"

• verb:   follow at the heels of a person
• verb:   tilt to one side

  Example: "The balloon heeled over"