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Synonyms

fall behind

British  

verb

  1. to drop back; fail to keep up

  2. to be in arrears, as with a payment

"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

fall behind Idioms  
  1. Also, get behind.

  2. Lag, fail to keep up, as in You really must keep up with the others; if you fall behind you could get lost . [First half of 1500s]

  3. Be financially in arrears, as in He fell behind in his payments . [Mid-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.

See Examples For:

Kyle Chan, an expert on China at the Brookings Institution, said China appears increasingly willing to discuss an agreement as it appears to fall behind its U.S. competitors.

From Los Angeles Times Sep. 17, 2026

Supply-chain backlogs, permitting fights and availability of power supplies are among the issues that have caused the construction of data centers to fall behind targeted timelines this year.

From The Wall Street Journal Aug. 13, 2026

Astronomers have claimed that the closure of Lovell and the e-MERLIN network will mean that Britain will fall behind in a field that was pioneered at Jodrell Bank.

From BBC Jul. 27, 2026

The personnel changes signal to Wall Street that Alphabet may be losing out on AI talent to competing companies, which may mean it could fall behind in technological advances.

From Barron's Jun. 23, 2026

You go till the number is so big you can’t say it in your head in the space of a second, and so you fall behind.

From "Everything Sad Is Untrue" by Daniel Nayeri

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