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blood brother

a person's brother by birth.
a male person bound to another by ties of great friendship.
something usually associated with or thought to exist inseparably from another thing, quality, circumstance, etc.:
Humility is often the blood brother of patience.
a male established in a close relationship with another male through the performance of a specific ritual, as the commingling of blood.
Origin of blood brother
1350-1400; Middle English
Related forms
blood brotherhood, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for blood brother
Historical Examples
  • The cinnamon bear of the Sierras, like his blood brother, the New England black bear, is a good-natured fellow.

    Unexplored! Allen Chaffee
  • But since you've struck me, I'd do it if you were her own blood brother.

    Sheilah McLeod Guy Boothby
  • They will do him no harm if he is willing to be their "blood brother."

  • blood brother to the two kittens on the floor, Frosty was a third bigger than they.

    Swamp Cat James Arthur Kjelgaard
  • He was blood brother to my father, and cousin to my heroic uncles.

  • How can Bausi give up Dogeetah who is his blood brother, and you, his friend?

    Allan and the Holy Flower H. Rider Haggard
  • He thinks that he is a blood brother to all living creatures, and the storm wind is to him a messenger of the "Great Mystery."

    The Soul of the Indian [AKA Ohiyesa], Charles A. Eastman
  • I have sat at tribal councils and been sworn a blood brother, and I have used the secret password to get knowledge in odd places.

    Prester John John Buchan
  • And the doctor was made a blood brother of the chief, and learnt the secret of that medicine.

    Danny's Own Story Don Marquis
  • The blood brother of the defense screen, its energies concentrated into a pencil of radiation.

    Planet of the Gods Robert Moore Williams
British Dictionary definitions for blood brother

blood brother

a brother by birth
a man or boy who has sworn to treat another as his brother, often in a ceremony in which their blood is mingled
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
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Slang definitions & phrases for blood brother

blood brother

noun phrase

A fellow black; blood (1960+ Black)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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