Definition of «flour sacks»

The phrase "flour sacks" refers to bags made from cloth that were commonly used to transport and store flour in the past.

I went from pocket diapers to flats and am using flour sack towels. (amazon.ca)
They have revived on old Colonial American and European tradition of using flour sacks as towels and sheets. (paintandpattern.com)
I have a major case of flour sack stocking envy, but you, dear hostess, stole the show with your recycle bin projects. (knickoftime.net)
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