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sleep through

British  

verb

  1. informal (of a baby) to sleep all night without waking up

"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

sleep through Idioms  
  1. Sleep without waking for a period of time, usually the night, as in At three months many babies have learned to sleep through . [Mid-1900s]

  2. sleep through something . Fail to pay attention, as in We all slept through the explanation and then had trouble getting the machines started .


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.

See Examples For:

Every household should have a number that, when they hit it, lets them sleep through any layoff cycle.

From MarketWatch May 15, 2026

Gandbhir says she decided to intentionally sleep through the Oscar nominations to avoid being disappointed.

From BBC Mar. 13, 2026

This is the kind of stuff that raises the eyebrows of voters who might otherwise sleep through a judicial retention election.

From The Wall Street Journal Oct. 31, 2025

“Not having racing thoughts, and being able to sleep through the night is a huge win for me,” she told Undark.

From Salon May 23, 2025

Amil and I usually sleep through our birth minutes and then when we wake up, we stand next to the last mark we etched into the wall with a sharp rock.

From "The Night Diary" by Veera Hiranandani

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