1. a person who takes part in a conspiracy; someone who secretly plans with others to do something illegal or harmful

Examples

• The police arrested three conspirators who had planned to steal from the bank.
• She was accused of being a conspirer in the plot to overthrow the government.
• The conspirators met in secret to discuss their illegal scheme.
• He refused to name the other conspirators involved in the fraud.
• The detective worked to identify all the conspirators in the case.
• They were convicted as conspirators in the embezzlement scandal.