that's that


Also found in: Dictionary, Legal.

(and) that's that

That is final; the issue is settled or completed. You are going to your sister's recital and that's that! No more complaining. That's that! I just send the proofs to the printer. Let's just say that's that and be done with it.
See also: that

that's that

Also, that takes care of that. There's no more to be said or done; the matter is finished, the issue is settled. For example, Dad's not buying you a television set, and that's that, or We've paid all we owe, and that takes care of that. [Early 1800s]
See also: that

that's that

1. People say that's that to say that something is finished or has been dealt with. Once all my hair had gone I could just say `Well, it's happened and that's that.' `Well that's that, then,' he said with relief. `Now I can go.'
2. People say that's that to show that they will not accept any arguments. We're going out and that's that.
See also: that

that's that

there is nothing more to do or say about the matter.
See also: that

(and/so) ˌthat’s ˈthat

used to show that something is finished or decided, and there should be no more discussion or argument: So that’s that. At last we’re all agreed.You’re going to bed now, and that’s that! I don’t want any argument!
See also: that