book muslin

English

Noun

book muslin (countable and uncountable, plural book muslins)

1. (now historical) A kind of fine muslin sold folded in a book-like manner and used for women's clothing. [from 18th c.]
   • 1793, Jane Austen, “A beautiful description of the different effects of Sensibility on different Minds”, in Juvenilia:

     She lies wrapped in a book muslin bedgown, a chambray gauze shift, and a french net nightcap.

2. A type of muslin used to reinforce the backbone construction of a book.