semitrailer
noun
semi·trail·er
ˈse-ˌmī-ˌtrā-lər 
ˈse-mē-,
-mi-
plural semitrailers
1
: a freight trailer that when attached is supported at its forward end by the fifth wheel device of the truck tractor
2
: a trucking rig made up of a tractor and a semitrailer
called also big rig
Examples of semitrailer in a Sentence
Recent Examples on the Web
Stoughton Trailers would hire hundreds of assemblers, welders and supervisors in Rock and Dane counties where the company, with nine centers including the one in Evansville, is a major employer and the nation's fourth largest semitrailer manufacturer.
—
Rick Barrett, Journal Sentinel, 24 Apr. 2024
The company doesn’t allow semitrailers on site except to make deliveries.
—Judith Kohler, The Denver Post, 14 Mar. 2025
Thousands of tons of drugs have moved through the city over the decades, hidden in vehicle compartments, in suburban stash houses, and semitrailer loads of everything from avocados to live sheep.
—Jason Meisner, Chicago Tribune, 28 Feb. 2025
An early morning crash on Interstate 25 in southern Colorado’s Huerfano County killed the driver of a semitrailer and sent a Colorado Department of Transportation snow plow driver to the hospital, according to Colorado State Patrol.
—Lauren Penington, The Denver Post, 12 Feb. 2025
See All Example Sentences for semitrailer
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Rick Barrett, Journal Sentinel, 24 Apr. 2024
The company doesn’t allow semitrailers on site except to make deliveries.
—Judith Kohler, The Denver Post, 14 Mar. 2025
Thousands of tons of drugs have moved through the city over the decades, hidden in vehicle compartments, in suburban stash houses, and semitrailer loads of everything from avocados to live sheep.
—Jason Meisner, Chicago Tribune, 28 Feb. 2025
An early morning crash on Interstate 25 in southern Colorado’s Huerfano County killed the driver of a semitrailer and sent a Colorado Department of Transportation snow plow driver to the hospital, according to Colorado State Patrol.
—Lauren Penington, The Denver Post, 12 Feb. 2025
See All Example Sentences for semitrailer
Cite this Entry
“Semitrailer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/semitrailer. Accessed 30 Apr. 2025.
Copy CitationKids Definition
semitrailer
noun
semi·trail·er
ˈsem-i-ˌtrā-lər
ˈsem-ˌī-
1
: a freight trailer that when attached is supported at its forward end by the truck tractor
2
: a trucking rig made up of a tractor and a semitrailer
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