Definitions

1. verb

to have become too large or too old for something, especially a child outgrowing their clothes or a child developing beyond a stage of development

“The family had to buy new clothes because their children outgrew their old ones so quickly.”

2. verb

to have surpassed or exceeded something, especially a target or a standard

“The company outgrew its initial expectations and became a huge success.”

3. noun

the act of having become too large or too old for something

“The outgrowing of their old home was a sad moment for the family.”