細小波いさらなみMeanings1nounfogarchaicArchaic noun for fog. Rarely used in modern Japanese; encountered mainly in classical literature or poetry.古ふるい和わ歌かに「細いさら小波なみ」という言こと葉ばが霧きりを指さして使つかわれている。In old waka poetry, the word 細小波 is used to refer to fog.