His/herlast/dying breath Definition 1 of 2Pro Tip 1/3Metaphoric Usage Used metaphorically to show dedication or commitment to a cause until the end. The activist fought for change with her last breath. Pro Tip 2/3Final Words When referring to someone's final words or thoughts just before death. With his dying breath, he whispered the location of the treasure. Pro Tip 3/3Emotional Weight Conveys strong emotion, often used in dramatic or poignant situations. She promised with her last breath that she would never forget him.