blood brother

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blood brother

noun blood brothers · blood brethren

  1. An unrelated male considered to share a brother-like relationship established by a ceremonial sharing of blood in some cultures. "He is a blood brother and an oath brother of Odin, highest of the gods."
  2. broadly An unrelated male considered to share such a strong relationship generally.
  3. A brother by blood: a brother-german or half-brother, as distinguished from step-brothers.

Translations

Every language

noun unrelated male friend confirmed by a ceremonial mingling of blood

日本語義兄弟
中文把兄弟 bǎxiōngdì, 盟兄弟 méngxiōngdì
Portuguêsirmão de sangue
Françaisfrère de sang
DeutschBlutsbruder
Ελληνικάαδελφοποιτός adelfopoitós
Românăfârtat, frate de sânge
Русскийпобрати́м pobratím, на́званый брат názvanyj brat

noun unrelated male friend considered to share such strong relationship

中文把兄弟 bǎxiōngdì, 盟兄弟 méngxiōngdì
Portuguêsirmão de sangue, irmão

noun full brother or half-brother — see also brother-german, half brother

Portuguêsirmão bilateral, irmão germano, meio-irmão

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MLA

"blood brother." Wiktionary, via Micwyn, micwyn.com/word/blood%20brother. Accessed 6 Nov. 2026.

APA

blood brother. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/blood%20brother

Chicago

"blood brother." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/blood%20brother.

BibTeX
@misc{blood_brother_2026,
  title = {blood brother},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/blood%20brother},
  urldate = {2026-11-06}
}