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See more synonyms for tractor-trailer on Thesaurus.com
  1. a combination trucking unit consisting of a tractor hooked up to a full trailer or a semitrailer.
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Compare rig(def 8).
Also called semitrailer, semitruck.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for tractor-trailer

Contemporary Examples

Historical Examples

  • Yes, just turning into the bridge approach, two tractor-trailer combos, preceded and followed by white cars.

    Take the Reason Prisoner

    John Joseph McGuire