all for

of an undertaking

Completely in favour of. / (of an undertaking) Merely for the sake of.

Japanese Meaning

全面的に賛成している / 単に～のために、ある目的のためだけに行われる

I'm all for flexible work hours if it helps the team balance life and productivity.

チームが生活と生産性のバランスを取るのに役立つなら、柔軟な勤務時間に全面的に賛成です。

Sense（1）

Completely in favour of.

I'm all for people being able to speak their minds.

Sense（2）

(of an undertaking) Merely for the sake of.

Esau sold Jacob his birthright all for a bowl of lentil stew.