come into 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.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
come into your own
COMMON If someone or something comes into their own, they become very successful or start to perform very well because the circumstances are right. The goalkeeper came into his own with a series of brilliant saves. Take-away dinners come into their own when you're too exhausted to be bothered about cooking.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
come ˌinto your/its ˈown
have the opportunity to show how good or useful you are or something is: When the traffic’s as bad as this, a bicycle really comes into its own. ♢ It was only when she became Health Secretary that she came into her own.Farlex Partner Idioms Dictionary © Farlex 2017