Funnel shape (4)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">funnel shape</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for cone that I've seen before include "Dry fruit of many evergreen trees, say pine" , "Circular pyramid" , "Figure (for traffic control?)" , "standing in middle of motorway" , "Movable plastic bollard" .)