Synonyms

look out

Idioms

Also, watch out. Be careful, be watchful, as in Look out that you don't slip and fall on the ice, or Watch out! There's a car coming. [c. 1600] Also see look out for.

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.

“We have to look out for our future and our new generations, to be strong in realms other than weapons.”

From Los Angeles Times • Jun. 22, 2026

"I always wanted to look out the window because it was so beautiful."

From BBC • Jun. 19, 2026

If that gets more expensive, thanks in part to Warsh’s statements Wednesday, look out.

From Barron's • Jun. 16, 2026

Here are some others to look out for.

From The Wall Street Journal • Jun. 16, 2026

We climb to the main deck and look out at the sea, where choppy waves rise up, menacing as swords.

From "Across So Many Seas" by Ruth Behar

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023