/ Dictionary / Index F flour mill: Meaning and Definition of Find definitions for: flour' mill" Pronunciation: [key] a mill for grinding grain into flour. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. flourishing floury Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language