From Longman Dictionary of Contemporary Englishmend (your) fencesmend (your) fencesTALK TO somebodyto try to become friendly with someone again after you have offended them or argued with them Is it too late to mend fences with your ex-wife? → mend
Examples from the Corpus
mend (your) fences• Security has tightened since the bombing, but the royal family has tried to mend fences.• Voice over Stephen Morgan wants to mend fences with the council not build obstacles.• Is it too late to mend fences with your ex-wife? 