American Dictionary

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Definition fluff in American English

fluff noun

noun
/flʌf/
1

very small pieces of hair, dust, or cloth that stick together or to the surface of something else

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2

soft light fur or feathers from a young animal or bird

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3

something that is entertaining but not serious or important

Example

That movie was pure fluff.

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4

a small mistake that you make when you are speaking or reading to an audience

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Definition fluff in American English