hard-and-fast

• Décrit des règles ou des principes qui sont fixes, stricts et ne peuvent être modifiés ou enfreints.

Describes rules or principles that are fixed, strict, and cannot be changed or broken.

1. Strictly enforcedB2formal

   Describing rules or regulations that are rigid, unchangeable, and must be followed without exception.

   strictement appliqué

   • There are no hard-and-fast rules for writing a novel.
   • The company has hard-and-fast deadlines for project submissions.
   • These are hard-and-fast guidelines that cannot be altered.

   Synonymesfixedimmutableinflexibleironcladrigidsetstrictstringentuncompromisingunyielding

   Antonymeselasticflexiblelenientloosepermissive