tractor-trailer

English

Alternative forms

Noun

tractor-trailer (plural tractor-trailers)

  1. (chiefly Northeastern US) A large truck consisting of an engine and cab section (the tractor) and a cargo-carrying semi-trailer or trailer.
    Synonyms: (UK) articulated lorry, artic, truck and trailer, semi-truck, semi truck, juggernaut, (US, Canada) semi-trailer truck, semi, eighteen-wheeler, 18-wheeler, big rig, rig
    Coordinate term: (chiefly Australia) road train

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