Definition of "dowager's hump" []

• An abnormal curvature of the spine that is primarily manifested as a rounded hump in the upper back. Typically affecting older women, the curvature is a result of collapse of the spinal column, caused by osteoporosis. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.