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Synonyms

watch out

British  

verb

  1. (intr, adverb) to be careful or on one's guard

"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. a less common word for lookout

"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
watch out Idioms  

  1. see look out; watch it.

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.

Here are five things to watch out for on Sunday in Los Angeles:

From Barron's

Chelsea warns holidaymakers to watch out for different rules at different airlines, particularly for luggage.

From BBC

“My cousin woke up with kankos trying to crawl into her ears and make a nest there. So watch out for your earholes.”

From Literature

He doesn’t lose it often, but when he does, watch out.

From Literature

“It’s the little ones you have to watch out for.”

From Literature

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.