pile·​up ˈpī(-ə)l-ˌəp How to pronounce pileup (audio)
: a collision involving usually several motor vehicles
: 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 Advertisement A week ago on the southern route, a harrowing human traffic jam left dozens of climbers shuffling in single file along a narrow ridge just below the summit — a pileup that turned deadly when a snow cornice collapsed beneath their feet. Jack Dolan, Los Angeles Times, 1 June 2024 Coupled with last year’s deadly 72-vehicle pileup on Interstate 55 in central Illinois shrouded in blinding dust, these are not freak occurrences but harbingers of an escalating environmental crisis fueled by climate change and unsustainable farming practices. Chicago Tribune, 25 May 2024 Three people were critically injured in a three-car pileup Wednesday in Kansas City after a Jeep Wrangler lost a tire in the middle of the road. Ilana Arougheti, Kansas City Star, 23 May 2024 In our view, modern technology and international cooperation are key to ending the pileup of waste in this iconic setting. Alton C. Byers, The Conversation, 1 May 2024 See all Example Sentences for pileup 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pileup.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 22 Jun. 2024.

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