report back
phrasal verb
reported back;
reporting back;
reports back
Definition of report back
1
: to return to a place in order to report information, do more work, etc.
Report back in two hours.
—often + to Report back to my office in two hours.
2
: to give (newly found information) to someone
The policeman reported back that he found nothing wrong.
—often + to Each researcher reports his results back to the project director.