insider Hear it!

insider definition

in·sider (in′sīd′ər, in sīd′ər)

noun

  1. a person inside a given place or group
  2. a person having or likely to have secret or confidential information

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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