semitrailer

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

Definition of semitrailer

  1. 1 :  a freight trailer that when attached is supported at its forward end by the fifth wheel device of the truck tractor

  2. 2 :  a trucking rig made up of a tractor and a semitrailer

Recent Examples of semitrailer from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'semitrailer'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of semitrailer

1919


SEMITRAILER Defined for English Language Learners

semitrailer

play
noun

Definition of semitrailer for English Language Learners

  • : 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


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