that will do

that will do idiom
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]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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