Sixteen ounces (5)
I believe the answer is:
pound
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sixteen ounces</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 pound that I've seen before include "beat > Yard" , "L" , "Pummel" , "Quid" , "Money - belt" .)