Accounts checker (7)
I believe the answer is:
auditor
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">accounts checker</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for auditor that I've seen before include "One inspects the accounts" , "Checker of books" , "Worker in accounts" , "Accountant - listener" , "Examiner of accounts" .)