What is the meaning of overcome?

verb

• Win a victory over.
  • usage: "You must overcome all difficulties"; "defeat your enemies"; "He overcame his shyness"; "He overcame his infirmity"; "Her anger got the better of her and she blew up"
  • synonyms: get the better of, defeat
• Get on top of; deal with successfully.
  • usage: "He overcame his shyness"
  • synonyms: get over, subdue, surmount, master
• Overcome, as with emotions or perceptual stimuli.
  • synonyms: overwhelm, overpower, sweep over, whelm, overtake
• Overcome, usually through no fault or weakness of the person that is overcome.
  • usage: "Heart disease can get the best of us"
  • synonyms: get the best, have the best