Top Definition
(noun)
1. a group of two or more persons acting in cyberspace as to hold someone accountable for a real or imagined misdeed or social faux pas. 2. when people join together to humiliate or manipulate via the internet. 3. WWW equivalent of vigilante justice.
1. "Did you hear about the girl who committed suicide because of that fake MySpace message. The woman who perpetrated the message fell victim to a cybermob: her name, address and place of business were posted on the web."

2/3. "That girl stole my iPod, I know it! I'm gonna gather up a cybermob on MySpace and humiliate her into returning it."
by Blaze It Up!!! February 24, 2008

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