Definition of fluff in English:

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Pronunciation: /fləf/


1Soft fibers from fabrics such as wool or cotton that accumulate in small light clumps: he brushed his sleeve to remove the fluff
More example sentences
  • Yes, of course it's cotton wool fluff, but it's excellent cotton wool fluff nonetheless.
  • But he's a clever Baz, and before too long he understood why we were putting the cover around the cotton fluff.
  • The wind occasionally blew cotton fluff into the set, which made you feel really in tune to the emotional side of the play.
1.1Any soft downy substance, especially the fur or feathers of a young mammal or bird.
Example sentences
  • There is cuddly fur and downy fluff to stroke, rubber-like blubber and armour-like scales to feel - mammals certainly come in all manner of wonderful varieties.
  • They all turned to look at Ursula Harris, whose face was crimson, her chestnut hair in disarray like a baby bird's fluff, whose laugh was audible even here, a high garrulous tinkle.
  • All that I could see was that sandy blonde downy fluff, the baby fat, and those crystal blue eyes that would probably change.
2Entertainment or writing perceived as trivial or superficial: the movie is a piece of typical Hollywood fluff
More example sentences
  • The thirty-minute ‘making of’ featurette is of far higher quality than typical superficial PR fluff.
  • I'd wager that if most of America had known the first finalist wouldn't even be selected until the second half, very few would have tuned in for the fluff.
  • We viewers are absorbed in all the fluff and drama of Hollywood just as much as Americans.
3 informal A mistake made in speaking or playing music, or by an actor in delivering lines.
Example sentences
  • Not assisting the actors is the unwieldy dialogue, which caused an unusual amount of line fluffs on opening night.
  • Slow scene changes, line fluffs and anachronistic props appear occasionally.
  • After a couple of fluffs, Jeffers did what he's paid for.


[with object]
1Make (something) appear fuller and softer, typically by shaking or brushing it: I fluffed up the pillows
More example sentences
  • The whole head is fluffed up and gently back-combed, so that it looks scruffy and unkempt.
  • She stomped into the middle of the kitchen, gave herself the most enormous shake to fluff her fur out to maximum effect, and began the big clean-up.
  • ‘Damn it's hot,’ said the brunette, shaking her hair in the air while fluffing it out.
2 informal Fail to perform or accomplish (something) successfully or well (used especially in a sporting or acting context): the extra fluffed his only line
More example sentences
  • His performance yesterday - including fluffing a great chance early in the second half - displayed little to suggest that this will change.
  • You could tell it was an early performance - Jim Broadbent fluffed a few lines and there was a little clunkiness in some of the performances - but overall it was a lot of fun.
  • ‘He was clean through from the halfway line but he fluffed it,’ Beardsley recalled.
fumble, make a mess of, bungle, miss, deliver badly, muddle up, forget
informal mess up, make a hash of, botch, foul up, screw up, flub, goof up


Late 18th century: probably a dialect alteration of 16th-century flue 'down, nap, fluff', apparently from Flemish vluwe.

Words that rhyme with fluff

bluff, buff, chough, chuff, cuff, duff, enough, gruff, guff, huff, luff, puff, rough, ruff, scruff, scuff, slough, snuff, stuff, Tough, tuff

For editors and proofreaders

Syllabification: fluff

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