Top Definition
When you shit so much that it rises in a cone-shaped pile above the water in the toilet bowl.
Philip: "I ate so much El Pollo Loco this morning that I just made a volcanic island... it almost made contact!"
by ReekRend2 February 27, 2010

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A quantity of feces the consistency of wet cement that piles so high that the peak of the mound breaks the surface of the water creating an island.
Man, that burrito from last night turned into a volcanic island this morning.
by Buckky Satan January 22, 2014

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.

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