[f. COT sb.2 and v.2 + -ED.] Matted, tangled: said esp. of a fleece.
1793. Young, Ann. Agric., XIX. 469. (Norfolk) What is called cotted fleeces, being so matted together as to be almost inseparable without great trouble.
1877. E. Peacock, N. W. Linc. Gloss., s.v. Cot, Cotted fleeces are frequently used for door-mats, and, in the place of sponges, for fomenting sick horses.
1884. Cheshire Gloss., Cotted fleeces are fleeces with felted lumps amongst the wool.