ONSHORE Meaning of ONSHORE in English onshore BrE AmE ˌɒn ˈʃɔː ◂ AmE \ ˌɑːn ˈʃɔːr ◂ ˌɔːn-, -ˈʃoʊr Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012