also: ヤングスタ
noun
Loanword from English 'youngster', used in casual contexts to refer to a young person, often with a slightly trendy or Western feel.
あのヤングスターは新しいバンドで人気が出てきた。
That youngster has become popular in a new band.
ヤングスター向けのファッション雑誌を買った。
I bought a fashion magazine aimed at youngsters.