Top Definition
Such an enormous penis that, once making eye contact with, is contiuously stared at and exclamed about, even after eye contact has been interrupted.
Lisa: "He dropped his pants as soon as we walked through the door..."
Lola: "Well... was it big?"
Lisa: "No, it was more than big. It was penormous!"
by Nick and Steph December 02, 2007

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When the size of a guy's penis is too big to explain or put into words.
1)Dude, Shaq's cock is penormous!.

2)Girl #1: 'I don't even wanna know how big The Jolly Green Giant's dick is!'

Girl #2: 'I bet it's penormous'

3) Girl talking to her boyfriend: 'Omg baby you're penormous down there!'
by TexanGurl4Ever1994 January 29, 2012

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.

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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

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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A word used to describe the size of a penis, most often one of great size and girth.
The school was stunned when Jack's pants fell and revealed a penis beyond big. He called it, 'Penormous.'
by Nick and Steph July 13, 2007

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