bottom out phrasal verb (see also bottom)
if a situation, price etc bottoms out, it stops getting worse or lower, usually before improving again ⇒ level off/out:
There are signs that the recession has bottomed out.

[TahlilGaran] Dictionary of Contemporary English ▲

bottom out
1.
to reach a level that is as low as it will be.
Temperatures will bottom out in the teens tonight and reach the mid-20s by noon tomorrow.

2.
to become as bad as it will be.
Has the economy bottomed out, and how fast will it recover?

[TahlilGaran] English Idioms Dictionary ▲

bottom out
to reach the lowest or worst point
The value of the stock has begun to bottom out and it should soon begin to increase in value.

The stock market bottomed out at its lowest level in many months.

The value of the company's stock has recently appeared to bottom out.

[TahlilGaran] English Idioms Dictionary ▲

bottom out
v. phr. To reach the lowest point (said chiefly of economic cycles).
According to the leading economic indicators the recession will bottom out within the next two months.

[TahlilGaran] English Idioms Dictionary ▲