1grown–up 
/ˈgroʊnˌʌp/ adjective
/ˈgroʊnˌʌp/ adjective [more grown–up; most grown–up] 1 : no longer young : fully grown
▪ Their children are all grown-up now. [=are adults now] 2 somewhat informal a : suitable for adults
▪ a grown-up movie/party ▪ This book is a little too grown-up for him. ▪ a young girl with grown-up tastes
b : like an adult
▪ How grown-up you look! ▪ They're grown-up [=mature] enough to deal with the situation.
▪ Their children are all grown-up now. [=are adults now]
▪ a grown-up movie/party ▪ This book is a little too grown-up for him. ▪ a young girl with grown-up tastes
b : like an adult
▪ How grown-up you look! ▪ They're grown-up [=mature] enough to deal with the situation.
