·superl Languid; drooping.
II. Lank ·vi & ·vt To become lank; to make lank.
III. Lank ·superl Slender and thin; not well filled out; not plump; shrunken; lean.
The empty sleeve of a one armed man. A fellow with a lank sleeve; a man who has lost an arm. ...
Dictionary of The Vulgar Tongue by Francis Grose