Tool for smoothing wood (5)
I believe the answer is:
plane
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">tool for smoothing wood</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 plane that I've seen before include "Aircraft - level surface - carpenter's tool" , "Woodworking tool" , "What imitates bird" , "Tool for smoothing wood" , "Woodworker's tool" .)