Lank, v. i. & t. To become lank; to make lank. [Obs.] Shak. G. Fletcher.

Lank (?), a. [Compar. Lanker (?); superl. Lankest.] [AS. hlanc; cf. G. lenken to turn, gelenk joint, OHG. hlanca hip, side, flank, and E. link of a chain.] 1. Slender and thin; not well filled out; not plump; shrunken; lean.

Meager and lank with fasting grown.

Who would not choose . . . to have rather a lank purse than an empty brain?

2. Languid; drooping.[Obs.]

Who, piteous of her woes, reared her lank head.

Lank hair, long, thin hair. Macaulay.