come into its/your own

come into (one's) own

1. Of a person, to reach a new level of maturity, independence, or success. Often said of young adults. Betsy has really come into her own this year. A full-time job, a new apartment—she's doing great!
2. Of a thing, to prove to be very useful or helpful. When you're waiting for the bus in freezing weather, your coat will really come into its own, believe me.
See also: come, own

come into its/your own

If someone or something comes into their own, people start to see how successful or useful they are. He had practised psychotherapy, a training that came into its own in a camp of 2,000 prisoners. She really came into her own as a mother when her children grew older and were able to have a more adult relationship.
See also: come, own