watch out

verb

watched out; watching out; watches out

intransitive verb

: to be vigilant or alert : be on the lookout
you'd better watch out
watch out for the tree!

Examples of watch out in a Sentence

watch out for hazards in the road
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Northern Michigan could glimpse the northern lights tonight, according to NOAA's Space Weather Prediction Center (SWPC) forecast, though watch out for cloudy, stormy skies in some areas. Jenna Prestininzi, Freep.com, 3 Sep. 2025 Arizona does have a $14 million club option on Gurriel for 2027, so that will be a potential thing to watch out for headed into next year's offseason. Andrew Wright, MSNBC Newsweek, 2 Sep. 2025 Creating rather than goalscoring will be her role, but Maclean has a fantastic long-range finish in her locker that fans — but mostly opponents — will want to watch out for. Megan Feringa, New York Times, 1 Sep. 2025 Implement end-to-end encryption to prevent data exfiltration, but watch out for vendors that recommend deduplication, which would require disabling encryption. David Bennett, Forbes.com, 29 Aug. 2025 See All Example Sentences for watch out

Word History

First Known Use

1845, in the meaning defined above

Time Traveler
The first known use of watch out was in 1845

Browse Nearby Words

Cite this Entry

“Watch out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/watch%20out. Accessed 9 Sep. 2025.

Kids Definition

watch out

verb
: to be on the lookout
watch out for cars

More from Merriam-Webster on watch out

Last Updated: - Updated example sentences
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