\Con*spire"\, v. i. [imp. & p. p. {Conspired}; p. pr. &
vb. n. {Conspiring}.] [F. conspirer, L. onspirare to blow
together, harmonize, agree, plot; con- + spirare to breathe,
blow. See {Spirit}.]
1. To make an agreement, esp. a secret agreement, to do some
   act, as to commit treason or a crime, or to do some
   unlawful deed; to plot together.
         They conspired against [Joseph] to slay him. --Gen.
                                               xxxvii. 18.
         You have conspired against our royal person, Joined
         with an enemy proclaimed.             --Shak.
2. To concur to one end; to agree.
         The press, the pulpit, and the stage Conspire to
         censure and expose our age.           --Roscommon.
Syn: To unite; concur; complot; confederate; league.

\Con*spire"\, v. t.
To plot; to plan; to combine for.
      Angry clouds conspire your overthrow.    --Bp. Hall.