Sin″ew‐y (?), a. 1. Pertaining to, consisting of, or resembling, a sinew or sinews.
The sinewy thread my brain lets fall. Donne.
2. Well braced with, or as if with, sinews; nervous; vigorous; strong; firm; tough; as, the sinewy Ajax.
A man whose words... were so close and sinewy. Hare.