1 definition by Yuckothetroll

Top Definition
To take over an internet forum and replace the original intent of the group. Usually a myspace group infested with trolls who systematically spam and flame original members of the group causing them to leave and or become butthurt.
The word "castroed" comes from the rebellious revolutionarry leader Fidel Castro who overthrew the Cuban government.
Ha! your group just got castroed!
by Yuckothetroll December 12, 2008

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