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1.
A good, kind, merciful and generous person.
Deborah Kerr about John Wayne : " He was a kind hearted man".
by Willhelmina Plowes February 06, 2010
 
2.
Someone who is kind hearted gives it up to anyone anywhere at anytime. They're not afraid to get 'down and dirty' with others. Kind hearted people usually get many diseases.
Guy 1: That girl is kind hearted.
Guy 2: Yea, I know I was with her last week.
by Ya dig my nig April 05, 2010