Top Definition
A large mammoth like creature from the legendary game Starcraft. When you see one eating your neighbor leave him alone.
Father: Son, why aren't you eating your SOUP??!
Son: The ultralisk's told me not to :/
by Evil Duck Captain March 08, 2004

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Term defining a large truck or group of people that obstructs the flow of traffic, either intentionally or unintenionally. Taken from Starcraft, where Ultralisks commonly block up base entrances by accident, preventing zerglings from entering or leaving.
Doug: Dammit, this semi is being a real ultralisk.
Steve: Well, I think you'll get a shot at passing it in a second, oh wait, he moved to keep you from passing. What an ultralisk.
by dugald December 23, 2004

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.

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