that's itとは 意味・読み方・使い方

発音

成句

that's it

1. That's all (there is nothing more to the issue).

   Synonyms: is all, that's all, that's your lot

   So, that's it? I thought there would be some more.

   I'm not going, and that's it.

   • 1986, Aliens:

     That's it, man. Game over, man. Game over! What the fuck are we gonna do now?

2. I have had it (an exasperated refusal to tolerate the situation further).

   Synonyms: that does it, enough is enough

   • 1993, Ethan H. Calk (story), John Shirley (teleplay), “Visionary”, in Star Trek: Deep Space Nine, season 3, episode 17, Jack Shearer and Nana Visitor (actor):

     Ruwon: Has Odo ever shown any kind of... physical interest in you, Major?
     Kira: That's it! You can rip the cloaking device out of the Defiant right now, I am not answering any more questions! And I suggest you avoid asking Odo those questions... or you may just find yourself on the other side of that bulkhead floating home.

   • 1998, Alison Bechdel, Split-Level Dykes to Watch Out For,, page 115:

     Toni: That's it! I have had it! If you don't want to live here, if you don't want to be with me and Raffi, then don't! Go live in the old neighborhood. Go live with Ginger and all her wacky housemates! Just make up your mind by the time I get back from returning that fucking truck!

3. Yes!, exactly!, bingo!
   • 1865, Lewis Carroll, “Chapter 7”, in Alice's Adventures in Wonderland:

     A bright idea came into Alice’s head. “Is that the reason so many tea-things are put out here?” she asked.
     “Yes, that’s it,” said the Hatter with a sigh: “it’s always tea-time, and we’ve no time to wash the things between whiles.”

4. Eureka! (indicating a realization or discovery of a solution)

参考

• this is it