BUNAnafnorðkvenkynu, f. [akin to ben], a stream of purling water; lækjar-buna, vatns-buna: bunu-lækr, m. a purling brook, Jónas 137; blóð-buna = blóðbogi.2. one with the stocking hanging down his leg, ungartered; a cognom. (Björn buna), Landn.