eighteen-wheeler definition

  • noun:
    • casual a mix of a tractor and a semitrailer; a tractor-trailer rig.
    • A tractor-trailer with eighteen tires, ordinarily with two steerable tires on the very first axle and four rims on two fixed axles regarding the tractor as well as 2 fixed four-wheel axles on the rear of the trailer.

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  • Sentence for "eighteen-wheeler"
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