Combatant, scrapper (7)
I believe the answer is:
fighter
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">combatant</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that combatant can be written as fighter)</span><br/ ><br/ >'<span class="explanation-format__original">scrapper</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that scrapper can be written as fighter)</span><br/ ><br/ ></span>
(Other definitions for fighter that I've seen before include "Plane" , "Warplane" , "Freight (anag.)" , "Fast military aircraft" , "Boxer; warrior" .)