The acronym for the phrase 'Fuck It I'm Young'. It's infinitely better than YOLO and much easier to pronounce, obviously.
Matt: You shouldn't eat pumpkin soup whilst recording the podcast mate
Cailem: FIIY
by Steven. Just Steven. August 17, 2012

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The Urban Dictionary Mug

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Top Definition
fuck it i'm young
more commonly used on the internet that in real life.
online conversation-

friend- you out tonight?
me- i wasn't going to but fiiy!
by Bethany-Ruth July 07, 2012

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt
Fuck - It - I'm - Young

Justification for doing anything immature, stupid, dangerous or ridiculous
Jimmy: I dunno man, do you really think you should fuck this dead hooker we found here in the forest

Billy: FIIY

Jimmy: Hmm didn't think of it like that, Seems legit
by SmilesNLulz May 27, 2012

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt