GROWN-UP Meaning of GROWN-UP in English I grown-up adjective BrE AmE ˌɡrəʊn ˈʌp ◂ AmE ˌɡroʊn-▶ ˌ grown-up ˈ sons BrE AmE II grown-up noun BrE AmE ˈɡrəʊn ʌp ˌ•ˈ• AmE ˈɡroʊn-▷ grown-up|s s Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012