that's that

Idioms  

1. 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]

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Example Sentences

See Examples For:

that's that

"I didn't like the way that he was just brushed off... he's gone over and that's that," she says.

From BBC ● Apr. 29, 2026

“I always say there’s one thing for sure I know about where oil and gas prices are going, and that’s that I don’t know.”

From The Wall Street Journal ● Nov. 21, 2025

I don’t think that’s that interesting of a story.

From Salon ● Jun. 24, 2025

“Once you have a community that’s that upset, it’s really hard to walk it back,” Rubio said.

From Los Angeles Times ● Jan. 30, 2025

So I won’t, she said to herself, and that’s that.

From "Julie of the Wolves" by Jean Craighead George