Wide-mouthed pitcher (4)
I believe the answer is:
ewer
'wide-mouthed pitcher' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for ewer that I've seen before include "Pitcher, water jug" , "Sort of jug" , "water-carrier" , "Jar for water" , "Were (anag)" .)