Weaving device (4)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">weaving device</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 loom that I've seen before include "Rise up threateningly ahead" , "Weaving machine to appear indistinctly" , "Menace - weaving device" , "Machine for weaving yarn" , "Bulk large" .)