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Synonyms

pile up

British  

verb

  1. to gather or be gathered in a pile; accumulate

  2. informal to crash or cause to crash

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. informal a multiple collision of vehicles

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
pile up Idioms  
  1. Accumulate, as in The leaves piled up in the yard , or He piled up a huge fortune . In this idiom pile means “form a heap or mass of something.” [Mid-1800s]

  2. Be involved in a crash, as in When the police arrived, at least four cars had piled up . [Late 1800s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Even as new signs of economic strain pile up, Federal Reserve officials are sticking to an upbeat forecast for growth, and they’re pointing to artificial intelligence to explain why.

From Barron's

Even as new signs of economic strain pile up, Federal Reserve officials are sticking to an upbeat forecast for growth, and they’re pointing to artificial intelligence to explain why.

From Barron's

Hail piles up into ice drifts, growing from pellets to Ping-Pong balls.

From Literature

Three weekends in a row helping Dad was enough for me, especially given the amount of homework I had piling up.

From Literature

It was during that tenure—as Gonzaga piled up 15 conference titles and a pair of Final Four appearances—that Lloyd learned the value of consistency.

From The Wall Street Journal