over·power [overpoweroverpowersoverpoweredoverpowering] BrE [ˌəʊvəˈpaʊə(r)] NAmE [ˌoʊvərˈpaʊər] verb 1.~ sb to defeat or gain control over sb completely by using greater strength •Police finally managed to overpower the gunman. •Manchester United completely overpowered their rivals to win 4–0. 2.~ sb/sth to be so strong or great that it affects or disturbs sb/sth seriously Syn: ↑overwhelm •Her beauty overpowered him. •The flavour of the garlic overpowered the meat. Verb forms: