1 definition by vineyard

Top Definition
A person who lurks, then posts, on a site or blog, expressing concern for policies, comments, attitudes of others on the site. It is viewed as insincere, manipulative, condescending.
A concern troll commented, "You should be careful about what you write because you might get in trouble with the government." Another concern troll wrote, "This debate makes our side look disorganized."
by vineyard May 07, 2007
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