Definition of "conspire" []

• To plan together secretly to commit an illegal or wrongful act or accomplish a legal purpose through illegal action. (verb-intransitive)
• To join or act together; combine: "Semisweet chocolate, cocoa powder, espresso, Cognac, and vanilla all conspire to intensify [the cake's] flavor” ( Sally Schneider). (verb-intransitive)
• To plan or plot secretly. (verb-transitive)

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.

• "To "conspire" is when 2 or more people plan to do something."
• "“I would hardly use the word conspire to describe a harmless breakfast meeting, and I don’t think the party will be all that thrilled when they find out you’ve been spying on a senator, a congressman, and your secretary of state.”"
• "The root meaning of the word conspire is "to breathe together," so it's no exaggeration to say that we're all in a vast conspiracy with the world's rainforests."