Top Definition
An annual occasion where you celebrate the passing of one or more years since you met a particular friend.
Dude, it's the 23rd of July!! Exactly 6 years since we met!!

Yeah Brosef, Happy Friendiversary.
by Gashtacular March 03, 2008

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The day two people became friends.
Risa's and my friendiversary is January first.
by youdontsmellbad January 06, 2006

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

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

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The Urban Dictionary T-Shirt

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The Urban Dictionary T-Shirt

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(n) commemorating an epic and historical moment in time in which friends from different walks of life came together in celebration of their love of fitness, the outdoors, adventure and laughter, to form a bond, and a lifelong friendship unparalleled by any other group in the history of mankind.
This July 4th will be the first friendiversary of that stellar summer day we all met and became the best of friends.
by CARockStar June 26, 2014

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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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.

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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
Friendiversary (n) is a dumb non-word, but used on the Disney channel in current kids culture which easily gets stuck in your head.
Jeffrey, Happy 10 year Friendiversary! It was this week 10 years ago that we met - can you believe it?!? :)
by Transeunt June 16, 2010

The Urban Dictionary Mug

Lotsa space for your liquids.

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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