CROOKBACK

crookback, crookbacked, humped, humpbacked, hunchbacked, gibbous, kyphotic

(adjective) characteristic of or suffering from kyphosis, an abnormality of the vertebral column

humpback, hunchback, crookback

(noun) a person whose back is hunched because of abnormal curvature of the upper spine

Source: WordNet® 3.1

Etymology

Noun

crookback (plural crookbacks)

A crooked back, or a person with such a back; a hunchback.

Source: Wiktionary

Crook"back` (krk"bk), n.

Definition: A crooked back; one who has a crooked or deformed back; a hunchback.

Crook"back`, a.

Definition: Hunched. Shak. `

Source: Webster’s Unabridged Dictionary 1913 Edition