Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
hard-and-fast is an adjective meaning "(of rules) stringently enforced". It carries one recorded sense.
Definitions, synonyms and semantic relations for hard-and-fast come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.