Definition of "Heart" :
noun: a playing card in the major suit that has one or more red hearts on it
"He led the queen of hearts."
noun: an inclination or tendency of a certain kind
"He had a change of heart."
noun: the courage to carry on
"You haven't got the heart for baseball."
noun: the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body
"He stood still, his heart thumping wildly."
noun: the locus of feelings and intuitions
"In your heart you know it is true."
noun: the choicest or most essential or most vital part of some idea or experience
"The heart and soul of the Republican Party."
noun: a positive feeling of liking
"The child won everyone's heart."
noun: a firm rather dry variety meat (usually beef or veal)
"A five-pound beef heart will serve six."
noun: an area that is approximately central within some larger region
"They ran forward into the heart of the struggle."
noun: a plane figure with rounded sides curving inward at the top and intersecting at the bottom; conventionally used on playing cards and valentines
"He drew a heart and called it a valentine."