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English definition of “fluff”

fluff

noun [U]  /flʌf/ us  

fluff noun [U] (SOFT MASS)

a soft mass of fibers, feathers, or hair: cotton fluff The cat, a ball of white fluff, darted into the house and started to lick its fur. We’d lie on our backs and blow the dandelion fluff into the neighbor’s yard.

fluff noun [U] (USELESS INFORMATION)

useless or unimportant information: Don’t expect all fluff – like most good satire, this contains some moments of truth.

fluff

verb [T]  /flʌf/ (also fluff out/up something) us  

fluff verb [T] (MAKE APPEAR LARGER)

to shake a mass of fibers, feathers, or hair so the mass appears larger: Make the beds and don’t forget to fluff the pillows. She fluffed out her hair.
(Definition of fluff from the Cambridge Academic Content Dictionary © Cambridge University Press)
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