Brief outline (6)
I believe the answer is:
sketch
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">brief outline</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 sketch that I've seen before include "Slow of understanding" , "Rough outline" , "Outline - preliminary drawing" , "result of quick draw?" , "Dead parrot featured in one" .)