Oxford Advanced American Dictionary

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

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motorbike

noun
motorbike pronunciation English ˈməʊtəbaɪk motorbike pronunciation American ˈmoʊtərbaɪk
 
1 (especially British English) = motorcycleBen drove off on his motorbike.2 (North American English) a bicycle which has a small engine