slack water

No, sir; it's slack-water; or, rather, the ebb is just beginning to make.

She drove far up the beach, with the slack water breaking around her scarred stern, and when the tide ebbed she lay high and dry.

It has also been suggested to improve the river Raisin by locks and slack water navigation.

It was slack water now, and the river stood still, holding its breath.

It was slack water now, and the wharf seemed high, and the landing-stage altogether too steep and slippery.