1. secret plans by groups of people to do something unlawful or harmful
Usage: plural of conspiracy

Examples

• The detective uncovered several conspiracies against the government.
• History books document many political conspiracies throughout the centuries.
• Some people believe in elaborate conspiracies involving secret organizations.
• The court found evidence of conspiracies to commit fraud.
• Online forums often spread theories about various conspiracies.
• The journalist investigated corporate conspiracies to hide environmental damage.