The Collaborative International Dictionary of English v.0.48:
Herringbone \Her"ring*bone`\ (h[e^]r"r[i^]ng*b[=o]n`), a. Pertaining to, or like, the spine of a herring; especially, characterized by an arrangement of work in rows of parallel lines, which in the alternate rows slope in different directions. [1913 Webster] Herringbone stitch, a kind of cross-stitch in needlework, chiefly used in flannel. --Simmonds. [1913 Webster]