Definitions for "Noil"
A short or waste piece or knot of wool separated from the longer staple by combing; also, a similar piece or shred of waste silk.
Short fibers removed during the combing process of yarn making.
Actually refers to fiber length, but is casually used to refer to silk fabric made from short fibers. The fabric is slightly rough to the touch and may have specks of irregularities of fiber that add to its appeal.