/ Dictionary / Index F fluff: Meaning and Definition of Find definitions for: fluff Pronunciation: (fluf), [key] — n. light, downy particles, as of cotton. a soft, light, downy mass: a fluff of summer clouds. something of no consequence: The book is pure fluff, but fun to read. an error or blunder, esp. an actor's memory lapse in the delivery of lines. —v.t. to make into fluff; shake or puff out (feathers, hair, etc.) into a fluffy mass (often fol. by up): to fluff up the sofa pillows. to make a mistake in: The leading man fluffed his lines. —v.i. to become fluffy; move, float, or settle down like fluff. to make a mistake, esp. in the delivery of lines by a performer; blunder. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fluff (Thesaurus) flue stop fluffy Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language