this is it

idiom

Definition of this is it

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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this instant/minute/second

this is it

this means war

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Cite this Entry

“This is it.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/this%20is%20it. Accessed 27 Jan. 2022.

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