rock the foundations of (something)

rock the foundations of (something)

To impact something in a way that affects its very essence, especially concerning its values or beliefs. The death of her son rocked the foundations of her beliefs. The election of the outsider candidate rocked the foundations of the party, and led to a lot of soul-searching among its members.
See also: foundation, of, rock
Farlex Dictionary of Idioms.
See also:
  • shake the foundations of (something)
  • shake/rock the foundations of something
  • rock (something) to its foundations
  • foundation
  • shake (something) to its foundations
  • shake (something) to the foundations
  • shake something to the foundations
  • sum and substance
  • the sum and substance
  • go to the stake