verb phrase🎓 English idiom

leave no stone unturned

to search or try everything possible

What it means

To make every possible effort and search everywhere in order to find something or achieve a goal. It stresses thoroughness and a refusal to overlook any option.

Examples

  • Detectives left no stone unturned in their hunt for the missing witness.
  • We will leave no stone unturned to find the best solution for you.
  • She left no stone unturned while researching her family's long history.
  • The rescue team left no stone unturned searching the mountainside for survivors.

Where it comes from

From an ancient Greek tale in which the oracle at Delphi advised a man searching for buried treasure to "turn every stone."

Related idioms

#go the extra mile#bend over backwards#kill two birds with one stone#no pain, no gain

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