in one's pocket

in one's pocket idiom
  1. In one's power or possession, under one's influence. For example, The defense lawyer had the jury in his pocket. [Mid-1800s]
  2. in each other's pockets. In very close proximity or mutual dependence, as in Bert and Harry work in the same office, live in the same house, belong to the same clubs—they're constantly in each other's pockets. [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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