Usually means: Strictly defined, without any flexibility.
Definitions Related words Phrases Mentions
We found 17 dictionaries that define the word hard and fast:

General (16 matching dictionaries)
  1. hard-and-fast: Merriam-Webster
  2. hard and fast: Oxford Learner's Dictionaries
  3. hard and fast: Collins English Dictionary
  4. hard-and-fast: Vocabulary.com
  5. hard-and-fast: Wordnik
  6. hard-and-fast, hard and fast: Wiktionary
  7. hard-and-fast: Infoplease Dictionary
  8. Hard and fast, hard-and-fast, hard and fast: Dictionary.com
  9. hard-and-fast: Cambridge Essential American English Dictionary
  10. hard-and-fast: Rhymezone
  11. hard-and-fast, hard and fast: FreeDictionary.org
  12. hard-and-fast: Mnemonic Dictionary
  13. hard-and-fast, hard and fast: TheFreeDictionary.com
  14. hard and fast: Longman Dictionary of Contemporary English

Computing (1 matching dictionary)
  1. hard-and-fast: Encyclopedia

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Definitions from Wiktionary (Hard and fast)

▸ adjective:  Alternative form of hard-and-fast [(idiomatic, of rules, etc) strictly maintained; not subject to variation]

Similar:
strict, invariable, hardset, rock-hard, bone-hard, rockhard, hardfisted, hard nosed, deadset, hardnosed, more...

Opposite:
flexible, adaptable, pliable, malleable, variable

Phrases:
hard and fast rule, more...

Adjectives:
hardwon, rock hard, hard-earned, hardish, hard, hardline, tough, hard-ass, bulky, herculean

▸ Words similar to hard and fast

▸ Usage examples for hard and fast

▸ Idioms related to hard and fast

▸ Wikipedia articles (New!)

▸ Popular nouns described by hard and fast

▸ Words that often appear near hard and fast

▸ Rhymes of hard and fast

▸ Invented words related to hard and fast

Similar:
strict, invariable, hardset, rock-hard, bone-hard, rockhard, hardfisted, hard nosed, deadset, hardnosed, more...

Opposite:
flexible, adaptable, pliable, malleable, variable

Phrases:
hard and fast rule, more...

Adjectives:
hardwon, rock hard, hard-earned, hardish, hard, hardline, tough, hard-ass, bulky, herculean



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