v. Obs. Also 78 throst. [irreg. back-formation from THROWSTER.] trans. To throw silk; = THROW v.1 6 b. So Throwsting vbl. sb., silk-throwing; also attrib. throwsting-machine, -mill.
1691. W. Sewel, Dutch Dict., s.v. Reeden, Zy-Reeden, to Throst silk.
1825. J. Nicholson, Operat. Mechanic, 396. A representation of the throwsting-mills. Ibid., 399. The bobbins being thus filled with double or triple threads, are carried back to the throwsting machine, and are there spun or twisted together.
1844. G. Dodd, Textile Manuf., vi. 196. The processes of silk-throwing, or throwsting, may now be said to be finished.