そんなんじゃ

like that

→ そんなの
phrase Rare #39,330
like that A casual contraction of そんなのでは. Depending on context, it can mean “if things are like that” or “with that kind of thing.”
JA: そんなんじゃ間に合わないよ。
EN: If things are like that, we won't make it in time.

そんなんじゃ使っても無駄だったかもな

Maybe it was pointless to use it like that.

— イノセンス (2004)

そんなんじゃありません

It's not like that.

— High and Low (1963)

そんなんじゃ人殺せないよね

You can't kill someone like that, can you?

— バトル・ロワイアル (2000)