Noah Webster
Ebb
EBB, noun The reflux of the tide; the return of tidewater towards the sea; opposed to flood or flowing.
1. Decline; decay; a falling from a better to a worse state; as the ebb of life; the ebb of prosperity.
EBB, verb intransitive To flow back; to return as the water of a tide towards the ocean; opposed to flow. The tide ebbs and flows twice in twenty four hours.
1. To decay; to decline; to return or fall back from a better to a worse state.