OVERTAX Meaning of OVERTAX in English overtax verb BrE AmE ˌəʊv ə ˈtæks AmE \ ˌoʊv ə r-▷ overtax|ed t▷ overtax|es ɪz əz ▷ overtax|ing ɪŋ Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012