Word.ws English Dictionary

fluff up

fluff up verb: to plump up.

fluff up: to plump up
Image: United States. Extension Service, Public domain, via Wikimedia Commons

Verb

fluff up (third-person singular simple present fluffs up, present participle fluffing up, simple past and past participle fluffed up)

  1. (transitive) To plump up.
    • Fluff up the pillows to get the bed ready for guests.
  2. (slang) To make a gaffe or blunder; to fuck up.
    • I fluffed up on that tricky ski jump.

Forms of fluff up

third-person singular presentfluffs up
present participlefluffing up
past participlefluffed up
pastfluffed up

Questions about fluff up

What does fluff up mean?
Fluff up means to plump up.
What part of speech is fluff up?
Fluff up is a verb.
What is the past tense of fluff up?
The past tense of fluff up is fluffed up.

Words near fluff up in the dictionary

  1. fluff in the pan
  2. fluff off
  3. fluff one's feathers
  4. fluff one's lines
  5. fluff out
  6. fluff up
  7. fluff-dried
  8. fluff-dries
  9. fluff-dry
  10. fluff-drying
  11. fluff-up

Source and license

Adapted from Wiktionary: fluff up (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-fluff up.ogg.

Cite this entry: “fluff up.” Word.ws, https://word.ws/fluff_up. Based on Wiktionary, CC BY-SA 4.0.