RAINPROOF Meaning of RAINPROOF in English rainproof BrE AmE ˈreɪn pruːf ⇨ˈreɪm-, § \ -prʊf ▷ rainproof|ed t▷ rainproof|ing ɪŋ▷ rainproof|s s Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012