Pronunciation: (eb),[key] —n. 1. the flowing back of the tide as the water returns to the sea (opposed to flood, flow).
2. a flowing backward or away; decline or decay: the ebb of a once great nation. 3. a point of decline: His fortunes were at a low ebb.
—v.i. 1. to flow back or away, as the water of a tide (opposed to flow).
2. to decline or decay; fade away: His life is gradually ebbing.