winkle-hawk

Etymology
Borrowed from, from.

Noun

 * 1)  A rectangular tear or cut in clothing or any other fabric, shaped like a try square.
 * 2) * 1908 November 11, "Hahne & Co." (advertisement), Elizabeth Daily Journal, evening edition, page 4.
 * "en"
 * "en"

- NOTE—Some are slightly imperfect through mill stains or “winkle hawks”—hardly noticeable.