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English definition of “trailer”

trailer

noun [C] (VEHICLE)    /ˈtreɪ.lər/ US  /-lɚ/
a box on wheels that is pulled by a car and is used for taking things from one place to another: The car was pulling a trailer with a motorcycle on it.Handcarts, trolleys and prams the separate back part of a large truckTrucks, vans and caravans US for a caravanTrucks, vans and caravans
(Definition of trailer noun (VEHICLE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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