"Fabric stash" refers to a collection or stockpile of different types of fabric that someone may have. It is often used by people who sew or create crafts as a resource of materials to use for future projects. Full definition
I went to my vintage fabric stash and found a sweet yellow print. (loveofhome.net)
If you have a huge fabric stash and need some ideas on what to do with it, our friend Kim over at Day to Day Adventures has information (and a book) on how to make a rug out of fabric scraps. (theinspirationvault.com)
Curtains don't have to be actual curtains and you may already have beautiful embroidered table cloth fabrics stashed away. (industrystandarddesign.com)