change someone's mind meaning

• [American idiom]
  to cause a person to think differently (about someone or something).
  • Tom thought Mary was unkind, but an evening out with her changed his mind.
  • I can change my mind if I want to. I don't have to stick with an idea.
  

• change of mind:    Noun: change of mi ...
• change one's mind:    To form a differen ...
• change so's mind:    [American slang]to ...