Top Definition
When a man's "penguin" becomes so slippery due to liquids-oil, water, semen, saliva, etc.- that females have difficulty operating upon the phallus.
"Ah man dude, I had such a Slippery Penguin last Night that that bitch slipped off like twenty times"
by Mr.Slippery April 29, 2010

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a dick that cant seem to stay in an ass
It was being a real slippery penguin and pissing me off.

You are a slippery penguin.
by alfaubaseball31 June 01, 2011

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.

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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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Meeting a women with a large collection of animals, mostly used for masterbating.
I was with alex and she definately has a slippery penguin.
by mr.grundle-chode April 15, 2011

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