What does shudder sigh mean?

A "shudder sigh" refers to a deep, often involuntary breath that conveys a mix of emotions, typically involving relief, sadness, or longing. It can signify a moment of emotional release or a reaction to something distressing or overwhelming. The term captures the physical sensation of a shudder combined with the exhalation of a sigh, reflecting both the body's response and the emotional state of the individual.