On Talking Terms Meaning

(rare) Used other than as an idiom: see on,‎ talking,‎ terms.

Example:   They weren't on talking terms last time we saw them.
  It is more professional to accept differences, no matter what the grievance, and walk away on talking terms.
  We are on talking terms with him about his business.
  Reality and I were simply not on talking terms.
  After completing the last lesson, the student should be on “talking terms” with anyone who discusses the subject of algebra.