'hard-and-fast' definitions:

Definition of 'hard-and-fast'

From: WordNet
adjective
(of rules) stringently enforced; "hard-and-fast rules" [syn: hard-and-fast, strict]

Definition of 'hard-and-fast'

From: GCIDE
  • hard-and-fast \hard-and-fast\ adj. invariable; firmly established; as, hard-and-fast regulations.
  • Syn: strict. [WordNet 1.5]