What does "woof" mean?

The so-called "woof" refers to a kind of patterned silk fabrics woven with the warp and weft breaking method, and the production was most flourishing in the Xuanhe period of the Northern Song Dynasty. See in the documentary records of the Northern Song Dynasty, Hong Hao's "pine desert records" and Zhuangchuo's "chicken tendon chapter". Song Mo Jie Wen", "and good money knotting, and the phase of the Thurible for the earrings and scarf ring. Weaving ripe brocade, ripe damask, note silk, thread Luo and other things, but also with five colors woven into a robe, called A silk, very gorgeous." Chicken tendon chapter, "Dingzhou weaving carve silk, without a big machine, to mature color silk warp in the wood, as you wish to make flowers, plants, animals and birds, with a small shuttle weaving weft, the first to stay in its place, square to the miscellaneous colors of the line decorated with the warp above, together to become a text, if not connected. Bearing the sky to see, such as the carving of the image, so the name carved silk. Such as a woman's clothes, the end of the year can be. Although the flowers make not similar can also, cover the weft line is not woven through the shuttle also."