| a congenital or acquired malformation of the chest in which there is abnormal projection of the sternum and the sternal region, often associated with rickets. |

| chicken breast n. See pigeon breast. chick'en-breast'ed (chĭk'ən-brěs'tĭd) adj. |
chicken breast chick·en breast (chĭk'ən)
n.
See pigeon breast.