Imperial unit of capacity (6)

I believe the answer is:
gallon
(Other definitions for gallon that I've seen before include "Quite a few pints" , "Unit equal to 4 quarts" , "Liquid measure" , "Unit of capacity" , "Eight pints or four quarts" .)
I believe the answer is:
gallon
(Other definitions for gallon that I've seen before include "Quite a few pints" , "Unit equal to 4 quarts" , "Liquid measure" , "Unit of capacity" , "Eight pints or four quarts" .)