グリーンボーイ

noun

rookie athlete; rookie fighter

Wasei-eigo term used especially in boxing and combat sports for a young, inexperienced competitor. Not used for general beginners.

wasei-eigo (Japanese-coined English), from green boy

• 彼かれはまだグリーンボーイだが、将しょう来らいが楽たのしみだ。

  He's still a green boy, but his future looks promising.

• グリーンボーイ同どう士しの試し合あいは荒あら削けずりだが面おも白しろい。

  Matches between green boys are rough but interesting.