that is that

idiom

variants or that's that

—used to say that a decision or situation cannot be changed

I won't sell it for less than 50 dollars and that is that.

I'm not going and that's that.

Examples of that is that in a Sentence

Recent Examples on the Web Part of the reason for that is that the unemployment rate generally rose when inflation cooled. —

Elisabeth Buchwald, CNN, 23 Sep. 2024 One obvious reason for that is that the channels are not free and can only be accessed by subscribers to Disney+. —

Dade Hayes, Deadline, 30 Sep. 2024 One reason for that is that the supervisory process from the FAA has been beefed up, with more safety inspectors watching the planemaker’s facilities. —

Melvin Backman, Quartz, 24 Sep. 2024 The nice thing about that is that because the OEMs are quite competitive with one another, a higher revenue share from search is like a subsidy to the phone. —

Ben Guarino, Scientific American, 7 Aug. 2024 See all Example Sentences for that is that

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'that is that.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.