/ dʒʌg; NAmE / noun
1.
( BrE ) ( NAmE pitch·er ) a container with a handle and a lip , for holding and pouring liquids :
a milk / water jug
2.
( NAmE ) a large round container with a small opening and a handle, for holding liquids :
a five-gallon jug of beer
3.
the amount of liquid contained in a jug :
She spilled a jug of water.
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WORD ORIGIN
mid 16th cent.: perhaps from Jug , pet form of the given names Joan , Joanna , and Jenny .