Definition of that does it! in English:

that does it!

informal Used to indicate that one will not tolerate a particular thing any longer: That does it! Let’s go!
More example sentences
  • ‘Well, that does it!’ Tyler said. He brushed past Josh and out of the room.
  • I was already deciding whether to unlock the door or not, but that does it! I'll stay here until it kills me, do you hear?
  • All right, that does it! I want to know what's behind that door.
See parent entry: do

Definition of that does it! in:

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