Evidence of a wound (4)
I believe the answer is:
scar
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">evidence of a wound</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 scar that I've seen before include "Identifying mark" , "Steep rock - blemish" , "brand" , "Remnant of wound" , "Mark of former injury" .)