con·spir·a·cy 
/kənˈspirəsi/ noun
plural con·spir·a·cies /kənˈspirəsi/ noun 1 [count] : a secret plan made by two or more people to do something that is harmful or illegal
▪ The CIA uncovered a conspiracy against the government. 2 [noncount] : the act of secretly planning to do something that is harmful or illegal
▪ They were accused of conspiracy to commit murder.
▪ The CIA uncovered a conspiracy against the government.
▪ They were accused of conspiracy to commit murder.
