white knight

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white knight

noun white knights · white-knight · whiteknight

  1. An individual or corporation that intends to acquire another company in order to avert a hostile takeover. Forget about one possible white knight for Potash. Vale, the big Brazilian mining company, denied on Monday afternoon that it was in talks to acquire the giant Canadian fertilizer company.
  2. A hero, savior, or righteous individual.

    Opposite: black knight

  3. derogatory, figuratively Someone who unnecessarily defends someone else. After hearing her version of events, Lt. Wright assumed the role of white knight. He demanded that she file a formal complaint. She demurred, so the next day, over her objection, he alerted the academy.
  4. Internet, derogatory, figuratively, informal A man who defends a woman in debate etc. in an attempt to gain her favour.

    Similar: doormat, simp

  5. A mushroom of species Tricholoma album.
  6. Used other than figuratively or idiomatically: see white, knight. The white knight is attacking the pawn on e4.

verb white knights · white knighting · white knighted · white-knight · whiteknight

  1. derogatory, figuratively To unnecessarily defend someone, especially in an attempt to gain favour.

Translations

Every language

noun individual or corporation that intends to acquire another company in order to avert a hostile takeover

中文白騎士 /白骑士 báiqíshì, 白武士 báiwǔshì

noun Hero

Españolcaballero blanco
日本語白騎士 shiro kishi
Françaischevalier blanc
Deutschweißer Ritter
Русскийбелый рыцарь belyj rycarʹ

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MLA

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

APA

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

Chicago

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

BibTeX
@misc{white_knight_2026,
  title = {white knight},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/white%20knight},
  urldate = {2026-11-06}
}