Cistern (3)
'cistern' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for vat that I've seen before include "A tax on a large container?" , "Container for liquids" , "Tank for holding liquids" , "Large tank or vessel" , "Large container for liquid" .)
'cistern' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for tank that I've seen before include "defeat" , "Armour-plated military vehicle" , "Large container for liquid" , "Septic container" , "A military vehicle or large container" .)