looking sharp

Every word slowly and carefully uttered, a good deal like a man counts over doubtful money, looking sharp for a counterfeit.

Then they began looking sharp about the little warehouse on the end of the wharf.

The man with one eye steered; old M'Donald, and Col and his servant, lay upon the fore-castle, looking sharp out for the harbour.

I knew she would be a good prize, and was looking sharp out, when one morning we discovered her on the lee bow.

However, a war pilot with skill enough to become such an ace as Larkin needs 146little caution about “looking sharp.”