Top Definition
1. A deep, profound lonliness that can only be filled by the company of a member of the opposite sex.

2. The period after the end of a relationship when the person(s) are tired of being alone
Guy1: Man, its been 2 months since she broke up with me and i got singleitis

Guy2: Dang, that sucks...
by Consanguine June 24, 2009

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Singleitis is a condition where it is impossible for you to be single for a long period of time and you must have a boyfriend/girlfriend otherwise you go crazy. it is a rare condition and few people have it but those who do find it very hard not to have a boyfriend or girlfriend for long periods of time
Dude ive got singleitis, i cant handle not being in a relationship.
by ghatts1son November 18, 2010

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Lotsa space for your liquids.

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Your favorite word on a white mug.

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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

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).

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The suffering from being single
I have singleitis, its horrible, I really need someone.
by hpmatt March 04, 2015

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.

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