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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  

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.

If not, watch out for the rest of the tech sector.

From Barron's • Jun. 11, 2026

You should also watch out for companies asking for your student-loan password or verification code so they can confirm your information.

From MarketWatch • Apr. 30, 2026

He expects to enjoy his time in South Carolina, but he better watch out for tarantulas.

From Los Angeles Times • Apr. 19, 2026

Investors will watch out for Wednesday’s release of the Federal Reserve’s Beige Book for on the ground information on how the Middle East conflict is impacting U.S. businesses.

From The Wall Street Journal • Apr. 15, 2026

Wolfs dilemma often arises in situations where we fear we’re going to be left behind if we don’t watch out for ourselves.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

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