Money available to borrow (6)
I believe the answer is:
credit
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">money available to borrow</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for credit that I've seen before include "Due recognition for kind of loan?" , "Positive bank balance" , "result of points on course" , "support for one with money problems" , "Believe - one side of an account" .)