Pronunciation: (mu-choor'i-tē, -toor'-, -tyoor'-, -chûr'-),[key] —n. 1. the state of being mature; ripeness: The fruit will reach maturity in a few days. 2. full development; perfected condition: maturity of judgment; to bring a plan to maturity. 3. Finance. a. the state of being due.
b. the time when a note or bill of exchange becomes due.