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Meaning of unplumbed

un•plumbed

Pronunciation: (un-plumd'), [key]
— adj.
  1. not plumbed; not tested or measured with a plumb line.
  2. not understood or explored in depth, as an idea, theory, feeling, or experience.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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