WordNet (r) 3.0 (2006):

meeting of minds
    n 1: a state of cooperation [syn: concurrence, meeting of
         minds]

Moby Thesaurus II by Grady Ward, 1.0:

36 Moby Thesaurus words for "meeting of minds":
   acclamation, accord, accordance, agreement, agreement of all,
   chorus, common assent, common consent, concert, concord,
   concordance, concurrence, confluence of minds, consensus,
   consensus gentium, consensus of opinion, consensus omnium, consent,
   consentaneity, general acclamation, general agreement,
   general consent, general voice, harmony, like-mindedness,
   mutual understanding, one accord, one voice, same mind,
   single voice, total agreement, unanimity, unanimousness,
   understanding, unison, universal agreement