this is it

idiom

used to say that a very important thing is about to be done, a very important event is about to happen, etc.
This is it, men. Let's take home the championship!
As the car skidded out of control, I thought, "This is it. I'm going to die."

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If this is it for Kevin Durant in Phoenix, his left ankle makes for depressing bookends. Doug Haller, New York Times, 18 Apr. 2025 If every horror movie has a moment when the audience screams at the protagonist not to walk into that dark basement, for The Substance, this is it. Time, 16 Apr. 2025 Even after three years, people can’t believe that this is it. Ivana Kottasová, CNN Money, 13 Apr. 2025 So, this is it, my new reality – quiet, solo dinners? Rob Mank, Christian Science Monitor, 2 Apr. 2025 See All Example Sentences for this is it

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“This is it.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/this%20is%20it. Accessed 24 Apr. 2025.

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