shake (something) to its foundations

shake (something) to its foundations

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