grogram yarn (grogram yarn)

A coarse yarn of wool or silk, formerly used as the woof of various fabrics. Grograme-Yarne, of which is made yarnes, Grograms, Durettes, silke-mohers, and many others, late new-invented stuffes. L. Roberts, Treasure of Traffike, quoted in Drapers' Dict. The Bosom is open to the Breast, and imbroidered with black or red Silk, or Grogram Yarn, two Inches broad on each side the Breast, and clear round the Neck. Dampier, Voyages, II. ii. 114.