Ale measure (4)
I believe the answer is:
pint
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ale measure</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 pint that I've seen before include "Unit of beer" , "Standard measure of Guinness" , "Unit of capacity" , "Liquid measure" , "The working man's beer measure" .)