move in

move in idiom
  1. Begin to occupy a residence or working place, as in We are scheduled to move in next month, or Helen is moving in with her sister. [Late 1800s]
  2. move in on. Intrude on; also, try to take over or get control of. For example, Their sales force is moving in on our territory, or The police moved in on the gang. [Mid-1900s]

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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