Unimaginative or emotionless (6-2-4)
I believe the answer is:
matter-of-fact
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">unimaginative</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">emotionless</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for matter-of-fact that I've seen before include "Down to earth" , "Unemotional and practical" , "Straightforward and unemotional" , "Commonplace" , "Unimaginative, emotionless" .)