Dictionary.com
Thesaurus.com

choo-choo

American  
[choo-choo] / ˈtʃuˌtʃu /

noun

  1. a train.

  2. the sound of a steam locomotive.


verb (used without object)

choo-chooed, choo-chooing
  1. to make a sound like that made by a steam locomotive.

  2. to travel by train.

choo-choo British  
/ ˈtʃuːˌtʃuː /

noun

  1. a child's name for a railway train

"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

Etymology

Origin of choo-choo

First recorded in 1900–05; imitative

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.

That aforementioned tune about a choo-choo ride to oblivion, “Desert Train,” feels like perpetual acceleration, somehow evoking the hormonal itchiness of ’80s hair metal without exuding a molecule of cheeky wink-wink.

From Washington Post

By stark contrast, no one these days runs screaming from a movie theater to escape certain ruin from the moving picture of an onrushing choo-choo.

From Los Angeles Times

He said the police department came into town and gave him a "choo-choo train" — and he still recalls that gesture of kindness all these years later, he said.

From Fox News

At one point, Carmello dances to “The Steam Train” with a locomotive “choo-choo.”

From New York Times

This is white-tablecloth Yemeni cooking disguised as mall food, and my mind is racing faster than that choo-choo doing laps next to me.

From Washington Post