blue blood

[ bloo bluhd for 1; bloo bluhd for 2 ]
/ ˈblu ˌblʌd for 1; ˈblu ˈblʌd for 2 /


an aristocrat, noble, or member of a socially prominent family.
aristocratic, noble, or socially prominent lineage or relatives: They boasted a lineage of pure blue blood.

Origin of blue blood

1825–35; translation of Spanish sangre azul. See sanguine, azure
Related formsblue-blood·ed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blue blood

British Dictionary definitions for blue blood

blue blood


royal or aristocratic descent
Derived Formsblue-blooded, adjective

Word Origin for blue blood

C19: translation of Spanish sangre azul
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for blue blood

blue blood

1834, translating Spanish sangre azul, claimed by certain families of Castile as uncontaminated by Moorish or Jewish admixture, probably from the notion of the visible veins of people of fair complexion.

Online Etymology Dictionary, © 2010 Douglas Harper