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Meaning of unprincipled

un•prin•ci•pled

Pronunciation: (un-prin'su-puld), [key]
— adj.
  1. lacking or not based on moral scruples or principles: an unprincipled person; unprincipled behavior.
  2. not instructed in the principles of something (usually fol. by in).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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