1 overcome something to succeed in dealing with or controlling a problem that has been preventing you from achieving somethingShe overcame injury to win the Olympic gold medal.The two parties managed to overcome their differences on the issue.He finally managed to overcome his fear of flyingHe overcame a strong temptation to run away.
2 overcome somebody/something to defeat somebodyIn the final game Sweden easily overcame France.
3 [usually passive] overcome somebody to be extremely strongly affected by somethingSynonym
overwhelmHer parents were overcome with grief at the funeral.Overcome by curiosity, the boy looked through the window.The dead woman had been overcome by smoke.

ˌəʊvəˈkʌm
ˌoʊvərˈkʌm