v. Obs. rare1. [app. an alteration of TAN v. under the influence of TAWNY a.] trans. To make tawny; to bronze, ‘tan.’ So † Tawn sb., the bronzing of the skin produced by exposure.

1

1721.  Ramsay, Tartana, 94. While scorching Titan tawns the shepherd’s brow.

2

a. 1734.  North, Lives (1826), III. 96. It was a considerable time before this upper lip having been long shaded … took the same tawn as the rest of his face.

3