fun

adjective

ˈfən 

sometimes funner; sometimes funnest

1

: providing entertainment, amusement, or enjoyment

a fun party

a fun person to be with

2

: full of fun : pleasant

Have a fun time!

Frequently Asked Questions

Is funner a word?

Yes, funner is a word, in spite of the fact that many people either wish it were not or believe that it isn’t. The comparative form of the adjective fun (meaning "more fun") has demonstrated widespread use over many decades and in a wide variety of published writing.

Is funnest a word?

Yes, funnest is a word, in spite of those that wish it were not. The superlative form of the adjective fun (meaning "most fun") has demonstrated widespread use over many decades, in a wide variety of published writing.

Is there a plural of fun?

Fun commonly functions as an adjective ("I had a fun time") and as a noun ("Let’s have some fun"), and somewhat less commonly as a verb ("I’m just funning you"). In its role as a noun the word is a noncount noun ("a noun that denotes a homogeneous substance or a concept without subdivisions and that in English is preceded in indefinite singular constructions by some rather than a or an"), and does not have a plural form.

Synonyms of fun

• amusing
• enjoyable
• delightful
• entertaining

Examples of fun in a Sentence

Our vacation was a fun time.

She's a fun person to be with.

The park is a fun place to visit.

We had a fun time at the movie.

Recent Examples on the Web

With such popular attractions as Little Island, the Whitney, the Highline, and designer shopping just blocks away, the hotel is ideal for those who want to get out and explore—but still want to have lots of fun options to come back to. —Condé Nast, Condé Nast Traveler, 10 June 2026

The Ritz Kids program offers fun diversions for children, including a popular Kids Night Out program in which children can have dinner, watch a movie, and play games while parents enjoy a child-free evening. —Allison Tibaldi, USA Today, 9 June 2026

Trendy items and playful color combos are fun sporadically, but the beauty mogul reminded us that sometimes simple is best. —Rachel Trujillo, PEOPLE, 9 June 2026

This free summer movie series provides fun activities, community and a chance to experience the great city of Folsom. —Veronica Fernandez-Alvarado june 9, Sacbee.com, 9 June 2026

Word History

Etymology

First Known Use

1827, in the meaning defined at sense 1

Phrases Containing fun

• figure of fun
• fun and games
• fun fair
• fun-filled
• fun house
• in fun
• just for fun
• make fun of
• more fun than a barrel (full) of monkeys
• poke fun at

Rhymes for fun

• bun
• done
• dun
• gun
• hun
• jun
• none
• nun
• one
• pun
• run
• shun

Video

Fun, Funner, Funnest

Why does it sound strange to say 'funner' or 'funnest?'

Kids Definition

fun

1 of 3 noun

ˈfən 

1

: someone or something that provides amusement or enjoyment

the twins were fun to have around

picnics are great fun

2

: a good time : amusement, enjoyment

have fun

plays cards just for fun

3

: words or actions that make someone or something an object of unkind laughter

kids making fun of me

fun

2 of 3 verb

funned; funning

: to engage in joking or play

I was only funning

fun

3 of 3 adjective

1

: providing fun

a fun party

a fun person

2

: full of fun : pleasant sense 1

have a fun time