Meaning of blue blood

blue blood

Pronunciation: (bl' blud" for 1 bl' blud' for 2), [key]
  1. an aristocrat, noble, or member of a socially prominent family.
  2. aristocratic, noble, or socially prominent lineage or relatives: They boasted a lineage of pure blue blood.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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