Wan (�), a. [AS. wann, wonn, wan, won, dark, lurid, livid, perhaps originally, worn out by toil, from winnan to labor, strive. See Win.] Having a pale or sickly hue; languid of look; pale; pallid. “Sad to view, his visage pale and wan.” Spenser.
My color... wan and of a leaden hue. Chaucer.
Why so pale and wan, fond lover? Suckling.
With the wan moon overhead. Longfellow.