Meaning of lightning rod

light'ning rod"

Pronunciation: [key]
  1. a rodlike conductor installed to divert lightning away from a structure by providing a direct path to the ground.
  2. a person or thing that attracts and absorbs powerful and esp. negative or hostile feelings, opinions, etc., thereby diverting such feelings from other targets: The unpopular supervisor served as a lightning rod for the criticism that should have been aimed at management.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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