Eight pints (6)
I believe the answer is:
gallon
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">eight pints</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 gallon that I've seen before include "Texans sometimes wear hats to hold ten of them" , "8 pints (or ten in a hat!)" , "Quite a few pints" , "Unit of volume for liquid" , "Eight pints of something" .)