Muslin

Noun

1. Any of several varieties of thin cotton cloth.
2. Fabric made of cotton, flax (linen), hemp, or silk, finely or coarsely woven.
3. Any of a wide variety of tightly-woven thin fabrics, especially those used for bedlinen.<!--Its use for ''cotton'' is modern; the word ''linen'' in ''bedlinens'' [sic] is the clue.-->
4. Woven cotton or linen fabrics, especially when used for items other than garments.
5. A dressmaker's pattern made from inexpensive cloth for fitting.