- ☆ a quantity of ore whose quality or mineral content is tested by milling
- the mineral obtained by such testing
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
☆ just as it comes out of the mill; ordinary; average; run-of-the-mill
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Being in the state in which a product leaves a mill; unsorted and uninspected: mill-run fabric.