Hopeless case (5)
I believe the answer is:
goner
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hopeless case</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 goner that I've seen before include "Person beyond saving" , "one with no future" , "One without hope" , "Someone beyond help" , "without prayer?" .)