hunchbacked

from WordNet (r) 3.0 (2006)

hunchbacked
    adj 1: characteristic of or suffering from kyphosis, an
           abnormality of the vertebral column [syn: {crookback},
           {crookbacked}, {humped}, {humpbacked}, {hunchbacked},
           {gibbous}, {kyphotic}]

from The Collaborative International Dictionary of English v.0.48

Hunchbacked \Hunch"backed`\, a.
   Having a humped back.
   [1913 Webster]