The movement of freight by road between distant cities(noun)
A designated truck route between distant cities(noun)
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Use "linehaul" in a sentence
"He worked linehaul, the night shift where he would drive from Chicago to cities across the Midwest."
"Both parties have extensive linehaul operations in all provinces."
"The successful candidate will possess the ability to safely operate a tractor-trailer including double/triple trailers in city and linehaul operations."