settle down
phrasal verb
settled down;
settling down;
settles down
Definition of settle 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.