Top Definition
The ass end of a plane.
Look, Collin, you can see the planus of that 747 from the mall of america!
by avaraxus January 20, 2008

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Planus (n): the small circular opening on the rear of an air plane, where the exhaust is released. The anus of the plane.
Check out that planus! It looks old and overused.
by LindsayM April 28, 2009

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.

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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).

Buy the t-shirt