View synonyms for fun


[ fuhn ]


  1. something that provides mirth or amusement:

    A picnic would be fun.

    Synonyms: gaiety, play, pleasure, merriment

  2. enjoyment or playfulness:

    She's full of fun.

    Synonyms: gaiety, play, pleasure, merriment

verb (used with or without object)

, funned, fun·ning,
  1. Informal. joke; kid.


, fun·ner, fun·nest.
  1. Informal. of or relating to fun, especially to social fun:

    a fun thing to do; really a fun person; the funnest game.

  2. Informal. whimsical; flamboyant:

    The fashions this year are definitely on the fun side.


/ fʌn /


  1. a source of enjoyment, amusement, diversion, etc
  2. pleasure, gaiety, or merriment
  3. jest or sport (esp in the phrases in or for fun )
  4. fun and games facetious.
    amusement; frivolous activity
  5. like fun informal.
    1. adverb quickly; vigorously
    2. interjection not at all! certainly not!
  6. make fun of or poke fun at
    to ridicule or deride
  7. modifier full of amusement, diversion, gaiety, etc

    a fun sport


  1. informal.
    intr to act in a joking or sporting manner

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Word History and Origins

Origin of fun1

First recorded in 1675–85; dialectal variant of obsolete fon “to befool”; fond 1( def )

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Word History and Origins

Origin of fun1

C17: perhaps from obsolete fon to make a fool of; see fond 1

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Idioms and Phrases

  1. for / in fun, as a joke; not seriously; playfully:

    His insults were only in fun.

  2. like fun, Informal. certainly not; of doubtful truth:

    He told us that he finished the exam in an hour. Like fun he did!

  3. make fun of, to make the object of ridicule; deride:

    The youngsters made fun of their teacher.

More idioms and phrases containing fun

In addition to the idiom beginning with fun , also see for fun ; like fun ; make fun of ; more fun than a barrel of monkeys . Also see under funny .

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Example Sentences

The addition of DeAndre Hopkins is making the Arizona Cardinals very fun to watch, and a healthy Cam Newton is showing why the power run is so hard to defend against in New England.

Meanwhile, bounce rate, session duration, and session depth rely on whether there is anything fun to do on your page.

So when Mitsu got the AAC job, I thought it would be fun to interview him, but not so formally.

Brands have found hashtag challenges are a useful hook for creating fun, shareable and viral content on TikTok.

From Digiday

This person lists all the benefits of these environmentally positive behaviors, offers to make the actions easier for you, and gives you a fun goodie bag.

From Fortune

It may be fun and it may get them paid, until oversaturation ruins our sense for irony and destroys the market for it.

As far as I can tell, this magazine spent as much time making fun of French politicians as it did of Muslims or Islam.

And yes, our values include tolerance of those who wish to make fun of religion.

Like I would do something making fun of somebody who was already down.

But quite unlike the schmuck, and this is the fun part, they never run up the white flag; indeed quite the opposite.

There'll be heaps uh fun in the Cypress Hills country when they get t' runnin' the whisky-jacks out.

Gottschal knew perfectly well what was wanting, but he wished to have a little fun out of the matter.

We had our fun, and cleared besides a profit of nearly four pounds sterling.

At lunch he was the greatest possible fun, bubbling over with jokes and witty sallies.

Alila has still another way of fishing which is not as hard work as diving, though, after all, it is not much fun.


Definitions and idiom definitions from Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.