English Reference
Idiom idiom

flatten out


To become more even.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

The road starts to flatten out after the big hill.

CONTEXTUAL

After a period of rapid growth, the company's sales finally began to flatten out.

COMPLEX

The mountain path eventually flattens out, offering a welcome respite for the weary hikers who had been climbing for hours.


Last updated August 10, 2026