Meaning of boatswain's chair

boat'swain's chair"

Pronunciation: [key]
  1. a seat composed of a plank suspended in a horizontal position from ropes, used by painters and other persons who work on the exteriors of buildings, ships, etc., while seated at a considerable height.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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