Top Definition
When someone is by themself, and to pass time, jerks off as many times as possible in one day.
Dharshan:Chris you look so tired today. What happened?
Chris:Well, I was up all last night.
Dharshan:Chris! You gotta knock it off with all these midnight jerkathons!
by Chris April 21, 2004

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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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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jerking off for an extended period of time resulting in multiple orgasms. A marathon of jerking off.
I had some time alone so I had a Jerkathon.
by W.C. Feelds 66 November 03, 2015

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
When one Masterbates for hours until Hands, Dick/Pussy are sore. Prefribly done while watching porn.
Guy 1: Dude what happend to your hand?
Guy 2: I had this crazy jerk-a-thon in front of the tv this weekend, My dick is still sore.
by Fuckface unstoppable March 02, 2014

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