GAINSAY Meaning of GAINSAY in English gain|say BrE AmE ˌɡeɪn |ˈseɪ▷ gain|said ˈsed ˈseɪd ▷ gain|sayer/s ˈseɪ ə/z AmE \ - ə r/z▷ gain|saying ˈseɪ ɪŋ▷ gain|says ˈseɪz ˈ sez Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012