Go off topic (7)
I believe the answer is:
digress
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">go off topic</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 digress that I've seen before include "Wander from a topic" , "Leave the point" , "Turn aside (from the main subject?)" , "Wander from one's path" , "Wander from subject" .)