look out

Idioms  

1. 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.

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Example Sentences

The rooms are spacious, with curved walls of windows that look out over the water—truly one hell of a view.

From Salon • Mar. 31, 2026

Schnabel said the experience of 2022 has taught policymakers what to look out for as warning signs when they are assessing the impact of an energy shock, and they should be alert.

From The Wall Street Journal • Mar. 27, 2026

An urgent public health alert was issued urging health workers to look out for signs of infection after 20 suspected cases were investigated by the UK Health Security Agency, including two people who had died.

From BBC • Mar. 20, 2026

“And if we break to the downside, well look out below.”

From Barron's • Mar. 12, 2026

Andrea was gazing down at her shoes, as if she was too shy to look out at the rest of the crowd.

From "Found" by Margaret Peterson Haddix