Definition of jerrycan noun from the Oxford Advanced Learner's Dictionary

 

jerrycan

 noun
noun
BrE BrE//ˈdʒerikæn//
 
; NAmE NAmE//ˈdʒerikæn//
 
(old-fashioned)
 
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a large metal or plastic container with flat sides, used for carrying petrol/gas or water Word Origin Second World War: from Jerry + can, because such containers were first used in Germany.
See the Oxford Advanced American Dictionary entry: jerrycan