OVERACT Meaning of OVERACT in English overact BrE AmE ˌəʊv ə r ˈækt AmE \ ˌoʊv ə r-▷ overact|ed ɪd əd ▷ overact|ing ɪŋ▷ overact|s s Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012