Commute (7)
I believe the answer is:
shuttle
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">commute</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for shuttle that I've seen before include "NASA space transport" , "Travel back and forth between two points" , "Public transport going back and forth between two points" , "Space transporter" , "Space vehicle" .)