anxious sigh; pained sigh
Refers to a sigh that expresses worry, distress, or pain. Often used in the set phrase 青息吐息 (あおいきといき) meaning 'in great distress' or 'gasping for breath'.
He is in great distress because of his debts.
青息をつきながら、彼は重い荷物を運んだ。
Sighing painfully, he carried the heavy luggage.
deep distress; great trouble; anguish
Compound of 青 (あお, 'blue, pale') and 息 (いき, 'breath'). The association of 'blue' with anxiety or pallor gives the meaning of a distressed sigh.