Three-legged stand (6)
I believe the answer is:
tripod
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">three-legged stand</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 tripod that I've seen before include "Support needed" , "Pay heed" , "Three-legged support" , "Three-legged stand as for camera" , "Torpid (anag.)" .)