open sea

Worst danger zone, the open sea, now traversed, but on land not yet out of the wood.

The water suggested the fear that he must be nearing the open sea, and he became supernaturally grave.

It was barely four o'clock, and the sun came down a long vista of blue islands that led out to the open sea and Finland.

The point where we stood—a huddled, shivering group—faced the wider channels that led to the open sea and Finland.

Three English frigates would sink the whole force at Boulogne in the open sea.