Scribble idly (6)
I believe the answer is:
doodle
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">scribble idly</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 doodle that I've seen before include "Scribble aimlessly or absent-mindedly" , "Casual drawing" , "Scribbled drawing" , "Absent-minded scribble" , "Absent-minded drawing" .)