Definitions of heart:

• noun:   a playing card in the major suit of hearts

  Example: "He led the queen of hearts"

• noun:   an inclination or tendency of a certain kind

  Example: "He had a change of heart"

• noun:   the courage to carry on

  Example: "You haven't got the heart for baseball"

• noun:   the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions pump blood through the body

  Example: "He stood still, his heart thumping wildly"

• noun:   the locus of feelings and intuitions

  Example: "In your heart you know it is true"

• noun:   a firm rather dry variety meat (usually beef or veal)

  Example: "A five-pound beef heart will serve six"

• noun:   a plane figure with rounded sides curving inward at the top and intersecting at the bottom; conventionally used on playing cards and valentines

  Example: "He drew a heart and called it a valentine"

• noun:   an area that is approximately central within some larger region

  Example: "They ran forward into the heart of the struggle"

• noun:   a positive feeling of liking

  Example: "The child won everyone's heart"

• noun:   the choicest or most essential or most vital part of some idea or experience

  Example: "The heart and soul of the Republican Party"

• name:  A surname (very rare: popularity rank in the U.S.: #19156)