Dictionary / Vocabulary / 青二才
あおにさい
green youth; immature youth; novice; greenhorn
Also written 青二歳
青二才のくせに何を言うか。
That's big talk for an upstart like you.
俺は青二才の頃は蛮カラぶって真夏に二週間ほど、お風呂に入らなかったこともあった。
When I was young, I was a bit scruffy and there were times when I didn't take a bath for up to two weeks during the summer.