rebound /rɪˈbaʊnd/ ●reˈbound on sb ( reˈbound upon sbmore formal, less frequent) if sth that you do, especially sth that is intended to be unpleasant for sb else, rebounds on you, it has an unpleasant effect for you instead反作用于；使反受其害；使搬起石头砸自己的脚◆His trick seems to have rebounded on him. 他的伎俩似乎使他自食其果。◆These measures could rebound on the poorest families (= affect them instead of the people they were intended to affect). 这些措施反而会殃及那些最贫困的家庭。[v + prep]