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.
As a reminder, the crystal ball highlights games to watch out for in the week, aiming to correctly predict the winner, but is more-so focused on previewing close or meaningful battles. Tom Mulherin, Boston Herald, 22 Dec. 2025 Swope was always watching out for his colleagues and making sure they were taken care of, the Lewisville Fire Fighters Association said on Facebook. Harriet Ramos, Fort Worth Star-Telegram, 19 Dec. 2025 Jekyll and Hyde and the Wolfman better watch out. Robert Lea, Space.com, 19 Dec. 2025 Key signs to watch out for include numbness, changes in skin color and blistering. Ubah Ali, CBS News, 13 Dec. 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 28 Dec. 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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