fall away phrasal verb (see also fall)

1. to slope down:
From where we stood, the ground fell away sharply to the valley floor.

2. to become separated from something after being fixed to it:
The paint was falling away in patches.

3. if a feeling falls away, you stop having it, usually suddenly:
The view from the top was wonderful and our tiredness fell away.

4. British English to decrease Synonym : fall Antonym : rise:
Demand for our more theoretical courses has fallen away.

[TahlilGaran] Dictionary of Contemporary English ▲

fall away
v. phr. To decline; diminish.
I was shocked to see how haggard Alan looked; he seems to be falling away to a shadow.

[TahlilGaran] English Idioms Dictionary ▲