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.
Red flags to watch out for Scammers use clever tricks to make their messages seem urgent and official. Kurt Knutsson, FOXNews.com, 22 Oct. 2025 And if a price correction in the market makes all these rich-on-paper Americans feel much poorer and cut back on spending, watch out. Allison Schrager, Twin Cities, 22 Oct. 2025 And while the streets themselves may not be a threat, the report found travelers do still need to watch out for volcanic activity in the area around the city. Katie Nadworny, Travel + Leisure, 21 Oct. 2025 If the defense gets better, watch out for this group as a potential playoff team. Lawrence Dow, Fort Worth Star-Telegram, 21 Oct. 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 24 Oct. 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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