✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

big rig

noun

plural big rigs
US
: a large truck with an attached trailer that is used for hauling freight : semitrailer sense 2
A father and grandfather, Brubaker worked behind the wheel of a big rig for over a decade before transferring to a supervisory role.Deirdre Reilly
He formerly drove a big rig for a freight company.Jim Kleinpeter

Examples of big rig in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Big trucks designed for no driver at all Aurora Innovation is working on taking the driver out of the big rig entirely. Camila Domonoske, NPR, 24 Nov. 2025 The California Highway Patrol said a big rig crash on Interstate 80 near the state line left one person dead on Sunday. Jose Fabian, CBS News, 16 Nov. 2025 Yuba City big rig driver Jashanpreet Singh, 21, remains held in San Bernardino County in connection with a deadly October collision on Interstate 10 in Ontario that killed three people and injured at least four others. Darrell Smith, Sacbee.com, 13 Nov. 2025 The driver of the big rig got out of the truck on his own and was not injured. Rick Hurd, Mercury News, 5 Nov. 2025 See All Example Sentences for big rig

Word History

First Known Use

1946, in the meaning defined above

Time Traveler
The first known use of big rig was in 1946

Browse Nearby Words

Cite this Entry

“Big rig.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20rig. Accessed 30 Nov. 2025.

Kids Definition

big rig

noun
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!