(rare, proscribed) To conspire.

The act of two or more persons, called conspirators, working secretly to obtain some goal, usually understood with negative connotations.

present participle of conspiracy

plural of conspiracy

Third-person singular simple present indicative form of conspiracy

simple past tense and past participle of conspiracy

One who believes in, follows, or advances a conspiracy theory.

(originally law) Used other than figuratively or idiomatically: see conspiracy, theory. A hypothesis alleging that the members of a coordinated group are, and/or were, secretly working together to commit illegal or wrongful actions including attempting to hide the existence of the group and its activities.

plural of conspiracy theory

Pertaining to or characteristic of a conspiracy theory.