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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.

For instance, a clock traveling at 10 m/s for 57 million years would fall behind a stationary clock by about one second.

From Science Daily • May 18, 2026

It also has the power to recover arrears if parents fall behind with payments.

From BBC • May 15, 2026

Interest rates, economic growth expectations, inflation trends, and credit conditions often determine which parts of the market lead and which fall behind.

From Barron's • May 15, 2026

If she moves too slowly, OpenAI could fall behind and hit the market behind Anthropic, missing out on pools of investor money.

From The Wall Street Journal • May 2, 2026

“It isn’t fair—but you can’t fall behind since you only just began. I want you to go.”

From "Amal Unbound" by Aisha Saeed

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