There was some talk, that maybe, just maybe, this sinewy kid would be a hell of a ticket asset.
A sinewy woman emerges, stepping out onto the gray city sidewalk.
His flesh is sagging a bit, but he is still trim and looks lean, sinewy and tough.
late 14c., "made of sinews," from sinew + -y (2). As "tough, stringy" from 1570s.