pileup

noun

pile·​up ˈpī(-ə)l-ˌəp How to pronounce pileup (audio)
1
: a collision involving usually several motor vehicles
2
a
: a jammed tangled mass or pile (as of motor vehicles or people) resulting from collision or accumulation

Examples of pileup in a Sentence

A five-car pileup slowed traffic. a pileup of e-mail messages that needed to be dealt with
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.
Here's What Cleaning Experts Say Preventative Cleaning Measures for Pet Owners Preventing pet hair pileups, stains, and smells will go a long way in keeping your home clean and reducing your cleaning efforts. Mary Cornetta, Better Homes & Gardens, 18 Jan. 2025 Six people were killed and 36 more were taken to hospitals for injuries in the 130-vehicle pileup on Interstate 35 West in Fort Worth, Texas, during icy road conditions, according to the National Transportation Safety Board. Andre Byik, USA TODAY, 3 Jan. 2025 In a pileup at the net, Justin Brazeau knocked it home for his third goal in two games. Steve Conroy, Boston Herald, 22 Mar. 2024 Strong winds in central California kicked up a dust storm on Monday that hindered visibility and sparked a pileup involving 20 cars. Fernando Cervantes Jr., USA TODAY, 12 Nov. 2024 See all Example Sentences for pileup 

Word History

First Known Use

1900, in the meaning defined at sense 1

Time Traveler
The first known use of pileup was in 1900

Dictionary Entries Near pileup

Cite this Entry

“Pileup.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pileup. Accessed 10 Feb. 2025.

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!