that will do

that will do

That is quite enough; I don't need or want any more. Janet: "Would you like any more turkey, Steve?" Steve: "No, Janet, that'll do, thank you." That will do, dear, now dry your eyes and stop crying, please.
See also: that, will
Farlex Dictionary of Idioms.

That will do.

That is enough.; Do no more. That'll do, Billy. Stop your crying. "That will do," said Mr. Jones when he had heard enough of our arguing.
See also: that, will
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

that will do

That is enough, that will suffice, as in Please don't give me more peas; that will do, or That will do, children! There's to be no running near the pool. [Late 1800s]
See also: that, will
The American Heritage® Dictionary of Idioms by Christine Ammer.

that will ˈdo

(informal) used to order somebody to stop doing or saying something: That’ll do! I’ve heard enough of your complaints.
See also: that, will
Farlex Partner Idioms Dictionary
See also:
  • (someone) won't thank you for (something)
  • he, she, etc. won't thank you for something
  • keep up with (someone or something)
  • in (one's) hour of need
  • in your hour of need
  • creation
  • Georgia
  • all over creation
  • all over hell and gone
  • a man/woman with a mission