Last Updated：2025/11/21

(idiomatic) There is nothing more to say or to do concerning the matter and is not up for discussion or debate.

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that's that

Source Word

that's that

Phrase

idiomatic

Japanese Meaning

もうこれ以上言うこともすることもなく、話題は終わりだという意味。 / これ以上の議論や行動の余地がなく、問題は解決済みまたは取り扱い外であることを示す表現。

After three hours of arguing, she finally slammed the contract on the table and said that's that.

3時間の口論の末、彼女はついに契約書を机に叩きつけ、これで話は終わりだと言った。

Sense（1）

It is quite simple. You're grounded for a week and that's that!

that was that

（ past ）