Fun-size

A penis that is smaller then average (less then 5 inches) not tiny like a micro-penis but definitely small in size. It can still pleasure a women but not one she will brag about to her friends. A favored size for anal sex because it's never a painful size

My boyfriend has a fun-size dick. It's not big its smaller then average. Compared to a little tiny snicker bar

Fun-size

Something or someone that is smaller/shorter than the regular size/height.

I'm not short. I'm fun-size!

Fun and exciting

This word is often associated to a person called'Musa'.

He is a very cool, slick, intelligent guy that makes everyone jealous due to his aura. Once you meet him, you really want to chill with him because he's that cool! All guys in the world want to be like him and he doesn't blame them.

Musa is a very fun and exciting guy.

Horizontal fun

Sex

I had horizontal fun with the girl I met at the bar last night

Fun crusher

Alex Ballingall

u r a fun crusher~~~~~*

fun shy

To be wary of having fun

You seem a little fun shy which is making me a little gun shy to ask you out.

post-fun

Post-Fun (n) the assertion, common at universities, that discerns some ugly political attachment, real or imagined, to anything commonly enjoyable

"Hey Becky, we're gonna hit the club in heels, wanna go?"

"Nightclubs are a form of --
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"Hey Chad, were gonna smash Jaeger bombs and play darts"

"Wall Street runs the liquor--"

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"Nevermind. They're Post-Fun"