that's it
idiom
informal
1
—used to say that something is finished or completed
Okay, that's it. You can go now.
2
—used to say that something is all that is needed or wanted
I came here just to visit the museum and that's it.
3
—used to say that something is correct
"I can't remember his name." "I think it was Brian Johnson." "Yes, that's it."
4
—used in an angry or annoyed way to say that one will not accept any more of something
That's it! No more horseplay in the house.!
Examples of that's it in a Sentence
Recent Examples on the Web
And on that note, that's it for this month's edition of BA Bake Club.
—
Bon Appétit, Bon Appetit Magazine, 6 Aug. 2025
This corporation is making billions with a 'B' off of us, and we're being compensated for the week of work, cool, but that's it.
—Tracy Wright, FOXNews.com, 21 July 2025
My job is to proctor the election and pass off the gavel; that's it.
—Kayla Dwyer, IndyStar, 2 July 2025
Her Louis Vuitton outfit featured a structured burgundy jacket with a stiff white collar and dramatic suit tails, a matching bodysuit, sky-high heels, and — well, that's it.
—EW.com, 7 May 2025
And then that's it, like that same...sounds very boring to me.
—Ross Rosenfeld, MSNBC Newsweek, 22 Apr. 2025
Now that's it over fans are already asking the question: Will there be a return to Lumon Industries?
—Thomas G. Moukawsher, Newsweek, 21 Mar. 2025
Practiced on [Arthur] Ashe [Stadium] a few times, but that's it.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
In my personal situation, that's it, that's the end of everything that belonged to my family and the history of it.
—EW.com, 9 Jan. 2025
Examples are automatically compiled from online sources to
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Bon Appétit, Bon Appetit Magazine, 6 Aug. 2025
This corporation is making billions with a 'B' off of us, and we're being compensated for the week of work, cool, but that's it.
—Tracy Wright, FOXNews.com, 21 July 2025
My job is to proctor the election and pass off the gavel; that's it.
—Kayla Dwyer, IndyStar, 2 July 2025
Her Louis Vuitton outfit featured a structured burgundy jacket with a stiff white collar and dramatic suit tails, a matching bodysuit, sky-high heels, and — well, that's it.
—EW.com, 7 May 2025
And then that's it, like that same...sounds very boring to me.
—Ross Rosenfeld, MSNBC Newsweek, 22 Apr. 2025
Now that's it over fans are already asking the question: Will there be a return to Lumon Industries?
—Thomas G. Moukawsher, Newsweek, 21 Mar. 2025
Practiced on [Arthur] Ashe [Stadium] a few times, but that's it.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
In my personal situation, that's it, that's the end of everything that belonged to my family and the history of it.
—EW.com, 9 Jan. 2025
Cite this Entry
“That's it.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/that%27s%20it. Accessed 20 Aug. 2025.
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