semitrailer

noun semi·trail·er \ˈse-ˌmī-ˌtrā-lər, ˈse-mē-, -mi-\

: a long trailer that has wheels at the rear and is attached at its forward end to a large truck

: a large truck with a long trailer attached to the back of it

Full Definition of SEMITRAILER

: a freight trailer that when attached is supported at its forward end by the fifth wheel device of the truck tractor

: a trucking rig made up of a tractor and a semitrailer

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1919

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