床とこの海うみ

expression, noun

bed wet from tears

Archaic poetic expression for a bed soaked with tears, often from grief or longing. Found in classical literature.

• 古こ歌かに「床とこの海うみ」と詠よまれたのは、涙なみだで濡ぬれた寝ね床どこのことであろう。

  In old poems, '床の海' probably refers to a bed wet with tears.