BNF

B3N1F4

A form of Backus-Naur form — A formal notation for context-free grammars.

Less commonScrabble 8
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Meanings

BNF1

nounBNF (uncountable)
  1. abbreviationinitialismuncountablecomputerInitialism of Backus-Naur form.

    Could we write BNF for this instead of trying to describe it in text?

  2. abbreviationinitialismobsoleteuncountablecomputerInitialism of Backus normal form.

BNF2

nounBNF (plural BNFs)

plural BNFs

  1. abbreviationinitialismslanglifestyleInitialism of Big Name Fan, a famous member of fandom; a celebrity fan.

    COMING NEXT ISH: A department devoted to the BNF of tomorrow. 'Twill be the neofan of today who is the Tucker or Laney of tomorrow. So QUANDRY, the BNZ of tomorrow, will bring you biografies^([sic]) of lesser known fen.

    1950 October, Lee Hoffman, “Chaos”, in Quandry, archived from the original on 07 Jun 2011, page 5

Synonyms & antonyms

Also see
backus-naur formwkf
Cite this entry
APA

BNF. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/BNF

MLA

“BNF.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/BNF. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “BNF,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/BNF.

Source: BNF on Wiktionary, CC BY-SA 4.0.