bad blood

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bad blood

Where it comes from

From Charles Lamb's Essays of Elia (1823).

noun

  1. idiomatic, uncountable Feelings of hostility or ill will. The government at home, and the people of the colonies, are getting to have bad blood between them.

    Similar: animosity, animus

  2. idiomatic, uncountable A serious feud or long-standing grudge. Now for these and other things (whereof I could tell a thousand) was the reckoning come that night; and not a line we missed of it; soon as our bad blood was up. I like not to tell of slaughter, though it might be of wolves and tigers; and that was a night of fire and slaughter, and of very long-har

    Similar: blood feud, vendetta

  3. dated, idiomatic, uncountable An inherited immoral or disturbed nature. [I]f we dare not search ourselves close enough to discover the low breeding, the bad blood in us, it will one day come out plain as the smitten brand of the forcat.
  4. regional, uncountable A particular disease; in some places, syphilis.

Translations

Every language

noun feelings of hostility or ill will

Españolmala sangre, mala leche, mala uva
Deutschböses Blut

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MLA

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

APA

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

Chicago

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

BibTeX
@misc{bad_blood_2026,
  title = {bad blood},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/bad%20blood},
  urldate = {2026-11-06}
}