Read Edit View history 松一口气 sōngyīkǒuqì relax Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 松一口气/ 鬆一口氣 sōngyīkǒuqì relax verb · to heave a sigh of relief 听到这个好消息，我终于松了一口气。 Edit Delete References Add reference No references for this word.