Buffet server (3)
I believe the answer is:
urn
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">buffet server</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for urn that I've seen before include "Vase; tea vessel" , "Repository for ashes" , "Vessel for making hot drinks" , "Water vessel" , "Burial vase" .)