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29.
fun
A verb meaning to have fun.
I fun all the time.

He was funning in the street.

We funned at the park yesterday.

He had funned, but he never funs anymore, now that he has entered graduate school.

The funning homeless man was arrested for indecent exposure.

Do not fun. Funning is strictly prohibited.

He funned the computer game.
by Aaron UofM February 20, 2008
 
1.
fun
Spongebob's Definition:
F- is for friends who do stuff together!

U- is for you and me!

N- is for anywhere and anytime at all down here in the deep blue sea!

Plankton's Definition:

F- is for FIRE that burns down the whole town!

U- is for URANIUM... bombs!

N- is for NO SURVIVAL WHEN YOU...

Spongebob and Plankton together:

F- is for Frolic through all the flowers

U- is for ukelele

N- is for nose pickin(not what u think), sharin gum, and sand lickin (what...) here with my best buddy!

hahahahhaa... yeah they go off laughing for a while then Mr.Krabs says, " Arrrg... Mutiny "
Yep... those are the actual words. Sad. I'm glad i'm not OBSESSED with spongebob anymore ^_^.
by Cherushi November 09, 2003
 
2.
fun
Laughing at the idiots who quote spongebob.
HAHAHAHAHA stupid spongebob
by Nikki June 17, 2004
 
3.
fun
n.
A source of enjoyment, amusement, or pleasure.
If you never did, you should. These things are fun, and fun is good. --- Dr. Seuss
by Gremlin July 29, 2003
 
4.
fun
doing things you arent supposed to do!
Sneaking out with Jimmy was fun.
by cosmo March 27, 2004
 
5.
fun
The best thing to have.
Isn't fun the best thing to have?
by Jay June 24, 2004
 
6.
An awesome band who most people haven't heard of, but deserve more credit. They have three members, Nate Ruess
Jack Antonoff and Andrew Dost, and write awesome music.
who is fun.?

fun. is the best new band ever.
by ssbetterbelieveit January 23, 2010
 
7.
Fun
Creating enjoyment and excitement all at once.
Baseball is fun, even if you are awful at it.

Quoting SpongeBob on UrbanDictionary.com is not fun. Those who do it should stop.
by Rodney Basil May 20, 2004