雪泥鴻爪 せつでいのこうそう Meanings Noun ephemeral nature of human deeds and events; evanescence of human affairs; leaving no trace; dust in the wind Kanji 雪 snow. Read as セツ. 泥 mud. Read as デイ. 鴻 large bird; wild goose; large. Read as コウ. 爪 nail. Read as ソウ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists