engraved in stone

engraved in stone

Permanently fixed or firmly established; incapable of being changed. Often used in the negative. The deal isn't yet engraved in stone, but we're confident it will go ahead as hoped.
See also: engrave, stone
Farlex Dictionary of Idioms.
See also:
  • written in stone
  • in stone, cast/carved/written
  • cast in stone
  • etched in stone
  • cement
  • concrete
  • be cast in cement
  • be cast in concrete
  • be set in cement
  • memory