Coffee residue (7)
I believe the answer is:
grounds
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">coffee residue</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for grounds that I've seen before include "Refuses authority to fly" , "Area of enclosed land around a building" , "Basis for belief" , "enclosure around house" , "justification" .)