Top definition
To actively and uselessly sit for hours trying to come up with words to submit to the Editors at Urban Dictionary
Jim can't go to the movies because he is U-D Storming he gets at least 10 words a week accepted int Urban Dictionary.

The Group of friends decided to get together and U-D Storm after getting lit off weed.

I do my best U-D Storming when I'm drunk.
by Demenyaca June 03, 2010
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