The phrase "rib cage" refers to the group of bones in our chest that protect important organs like the heart and lungs. It is like a cage made of ribs that surrounds and shields these organs, keeping them safe. Full definition
When you do buy a new bra, look for one that gives your burgeoning breasts and expanding rib cage some room to grow. (babycenter.com)
With your abdomen engaged and your spine long, move your lower ribs in toward your spine and rotate your whole rib cage up toward the ceiling. (yogajournal.com)
He paid attention to the sounds of blades slipping into rib cages. (timeout.com)