Definition of tractor-trailer noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈtræktə treɪlə(r)//
; NAmE NAmE//ˈtræktər treɪlər//
(also trailer truck) (North American English) Types of vehicle
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a large lorry/truck with two sections, one in front where the driver sits and one behind for carrying goods. The sections are connected by a flexible joint so that the tractor-trailer can turn corners more easily. see also articulated See related entries: Types of vehicle
See the Oxford Advanced American Dictionary entry: tractor-trailer