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fluff

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verb [transitive] British English pronunciation: fluff /flʌf/ 
Word Forms
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present tense
I/you/we/theyfluff
he/she/itfluffs
present participlefluffing
past tensefluffed
past participlefluffed

Related dictionary definitions

  1. 1

    fluff

    or

    fluff up

    or

    fluff out

    to shake something so that more air goes into it and it becomes larger and softer

    Fluff the pillows after you use them.

    When he's frightened, the cat fluffs up his tail.

  2. 2
    informal to do something badly

    She started to fluff tasks that should have been childishly simple.

    fluff your lines (=say them badly when acting in a play):

    Try not to fluff your lines!

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