shut down

shut down idiom
  1. See close down, def. 1.
  2. Stop or switch off machinery, as in They shut down all the machines for one week a year. [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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