keep a sharp lookout

1. see keep an eye out for.

Example Sentences

The parent must constantly keep a sharp lookout.

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It will seek light emitted by the first stars and galaxies close to 14 billion years ago, and keep a sharp lookout for possible signs of life.

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On March 18, Turkey advised ships to keep a “sharp lookout” and report any possible mines that had drifted from Ukrainian ports.

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An’ if he didn’t, well, we’d keep a sharp lookout anyhow.

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Feet splayed for balance in the Caribbean swells, I shaded my eyes to keep a sharp lookout for any coral reef in our path — a hazard to the catamaran we’d chartered for a week.

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