人ごとじゃないだろ。

人ごとじゃないだろ。

Don't think it has nothing to do with you.

人(ひと)ごとじゃないだろ。

Hitogoto janai daro.

人事 (ひとごと、たにんごと)

other people's affairs; somebody else's problem

じゃあ (じゃあ、じゃ)

then; well; so; well then; combination of 'de' and 'wa' particles; plain copula

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: ジン、ニン、ひと、 -り、 -と

Meaning: person