Top Definition
An effect caused by playing to much Halo. You begin to see things moving in the sides of your eyes after long amounts of fast game online gameplay.
"DUDE I see things moving but there not moving, I think I have the Halo Shroom!"
by Ryan Firth October 07, 2007

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Lotsa space for your liquids.

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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