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.
Everybody watches out for each other. Christina Coulter, PEOPLE, 22 Sep. 2025 For many fans — particularly those who want to watch out-of-market teams or follow regular-season play closely — there’s no other option. Maya Sweedler, Twin Cities, 19 Sep. 2025 The Indiana Covered Bridge Festival is free, so watch out for scammers selling tickets to the event. Katie Wiseman, IndyStar, 19 Sep. 2025 Ole Miss had better watch out for Tulane Tulane has already slain two power conference teams in Duke and Northwestern. Sam Sklar, Mississippi Clarion Ledger, 18 Sep. 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

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Cite this Entry

“Watch out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/watch%20out. Accessed 29 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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