Top Definition
A semi erect penis , usually shows itself in the morning , when you first wake up. Often makes it difficult to urinate as your aim is slightly off and youre half asleep.
Shit man , just pissed all over the floor coz of this fucking pisshorn!
by James November 01, 2004

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Lotsa space for your liquids.

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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

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When you wake up in the morning with an erect penis and have to use the toilet, you have pisshorn.
-"Mate, I've got pisshorn!"
-"Use the toilet, then!"
by Proper Socks September 04, 2013

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