Of, relating to, or characteristic of conspirators or a conspiracy: a conspiratorial act; a conspiratorial smile. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "conspiratorial" in a sentence
"One will no doubt hear the word "conspiratorial" bandied about to describe Engelhardt's linking of these events and daring to assert the U.S. "mined its own positions" during the Cold War that led to its downfall."
"“There is a similarity in conspiratorial thinking between the Islamists and the far right,” he said."
"Federal government, in what can only be called conspiratorial collusion with big-business interests, has let in tens of millions of immigrants during that time (millions per year from all over the world), not to mention virtually let tens of millions of other illegal immigrants from south of our border just prance on in here like they own this country."