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!
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug