Con·cert·ed a. Mutually contrived or planned; agreed on; as, concerted schemes, signals.
  Concerted piece Mus., a composition in parts for several voices or instrument, as a trio, a quartet, etc.
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  Con·cert v. t. [imp. & p. p. Concerted; p. pr. & vb. n. Concerting.]
  1. To plan together; to settle or adjust by conference, agreement, or consultation.
     It was concerted to begin the siege in March.   --Bp. Burnet.
  2. To plan; to devise; to arrange.
     A commander had more trouble to concert his defense before the people than to plan . . . the campaign.   --Burke.
  concerted
       adj : involving the joint activity of two or more; "the attack was
             met by the combined strength of two divisions";
             "concerted action"; "the conjunct influence of fire and
             strong dring"; "the conjunctive focus of political
             opposition"; "a cooperative effort"; "a united effort";
             "joint military activities" [syn: combined, conjunct,
              conjunctive, cooperative, united]