kingpin: Meaning and Definition of


Pronunciation: (king'pin"), [key]
— n.
    1. headpin.
    2. the pin at the center; the number five pin.
  1. the person of chief importance in a corporation, movement, undertaking, etc.
  2. the chief element of any system, plan, or the like.
  3. a kingbolt.
  4. either of the pins that are a part of the mechanism for turning the front wheels in some automotive steering systems.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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