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A sudden flurry of activity on the Twitter social networking and microblogging service that influences current events.

A focused effort of many people using Twitter to influence current events to their favor.
When Arizona tried to pass new "Solar Industry Killing legislation" the ensuing Twitterstorm caused Governor Jan Brewer's office to kill the bill.
by JimmyJamez March 16, 2010
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The sudden emergence of a trending hashtag on Twitter. Usually indicative of Labour’s hapless leader having caused another racial or economic shitstorm.
“Tonight we’re organising a Twitterstorm to show everyone we support Corbyn’s views on Jewish people.”
by Pjpw17 August 03, 2018
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