一ひと筋すじの涙なみだ

expression, noun

a trickle of tears; a single tear

A set phrase describing a single line of tears flowing down the cheek, often used in emotional or poetic contexts.

• 彼かの女じょの頬ほほを一ひと筋すじの涙なみだが伝つたった。

  A single tear ran down her cheek.

• 感かん動どうのあまり、一ひと筋すじの涙なみだがこぼれた。

  Overcome with emotion, a trickle of tears spilled out.