Meaning of “blood brother” in the English Dictionary

british dictionary

"blood brother" in British English

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blood brothernoun [ C ]

uk /ˌblʌd ˈbrʌð.ər/ us /ˌblʌd ˈbrʌð.ɚ/

Examples from literature

  • I had warmed to his battered old hat at sight of it, and he was as solicitous for my welfare as if we were blood brothers. 
  • Sounds like the blood brother vow they used to take. 
  • They will do him no harm if he is willing to be their "blood brother." 

(Definition of “blood brother” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

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