1
general::
Phrase(s): a meeting of the minds
the establishment of agreement; complete agreement. • After a lot of discussion we finally reached a meeting of the minds. • We struggled to bring about a meeting of the minds on the issues.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
Agreement, concord, as in The teachers and the headmaster had a meeting of the minds regarding smoking in school. This expression uses meet in the sense of "arrive at mutual agreement," as clergyman Edward B. Pusey did in a letter of 1851: "Devout minds, of every school . . . meet at least in this."
American Heritage Idioms