settle down

verb

settled down; settling down; settles down

1

: to become quiet, calm, or orderly

Settle down, children.

When things settle down here, I'll come for a visit.

2

: to begin to live a quiet and steady life by getting a regular job, getting married, etc.

They swore they would never settle down and get married.

3

: to put oneself into a comfortable position

He settled down for the night.

4

: to become quiet and begin giving one's attention to something

They quickly settled down to their work.