THUNDERSHOWER Meaning of THUNDERSHOWER in English thundershower BrE AmE ˈθʌnd ə ˌʃa ʊ ‿ə AmE \ ˈθʌnd ə r ˌʃaʊ‿ ə r▷ thundershower|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012