hard-and-fast

adjective

strictly maintained; not subject to variation

“to stick to hard-and-fast rules”

Meanings

adjectivehard-and-fast (not comparable)

alternative hard and fast

  1. idiomaticnot comparableetcstrictly maintained; not subject to variation

    to stick to hard-and-fast rules

    Synonyms: strict

Synonyms & antonyms

adjectivestrictly maintained; not subject to variation

Similar

More synonyms by meaning

adjective(of rules) stringently enforced

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

First attested 1867, originally of a ship on shore.

Full word history & related roots →

Translations

Catalan rigorós
  • rigorósstrictly maintained
Finnish ehdoton
  • ehdotonstrictly maintained
French strict, absolu
  • strictstrictly maintained
  • absolustrictly maintained
  • qui ne tolère pas d'exceptionstrictly maintained
Greek απαράβατος
  • απαράβατος (aparávatos)strictly maintained
Polish żelazny
  • żelaznystrictly maintained
Portuguese estrito, rígido
  • estritostrictly maintained
  • rígidostrictly maintained
  • rigorosostrictly maintained
Russian строгий, твердый
  • строгий (strogij)strictly maintained
  • твердый (tverdyj)strictly maintained
  • строгое правило (strogoje pravilo)strictly maintained
Spanish estricto, rígido
  • estrictostrictly maintained
  • rígidostrictly maintained
Swedish benhård, fastslagen
  • benhårdstrictly maintained
  • fastslagenstrictly maintained
  • järnhårdstrictly maintained
  • orubbligstrictly maintained
Cite this entry
APA

hard-and-fast. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/hard-and-fast

MLA

“hard-and-fast.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hard-and-fast. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “hard-and-fast,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/hard-and-fast.

Source: hard-and-fast on Wiktionary, CC BY-SA 4.0.