Be in debt (3)
I believe the answer is:
owe
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">be in debt</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 owe that I've seen before include "Be in debt - woe is me" , "have favours to return" , "Be indebted" , "Ben in debt" , "Have obligation to pay" .)