/ Dictionary / Index C clay flour: Meaning and Definition of Find definitions for: clay' flour" Pronunciation: [key] — Ceram. Ceram. dried and pulverized clay. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. clayey clay mineral Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language