left no stone unturned

Checked every possibility

Left no stone unturned means exhausted every possibility in searching for something or trying to achieve a result.

The image is of someone methodically lifting every stone to check underneath: Police left no stone unturned in their search for the missing child.

The phrase emphasizes thoroughness and determination, often appearing in contexts where persistence finally pays off or where someone wants to signal they've done everything possible.

Related

thoroughness · due diligence · assiduity · meticulousness · success · scrutinizing · accomplishment · resolution · determination · industriousness · fulfillment · tenacity · surveying · leave no trace · analyzing · uncover · attainment · pry

Opposites
thoroughness of effort

left no stone unturnedcut corners

Reduce effort or cost improperly

glossed over · half-hearted · cursory · superficial · perfunctory

care and persistence

left no stone unturnedthrew in the towel

Conceded defeat, stopped trying

called it quits · dropped the ball · couldn't be bothered · looked the other way

diligence and care

left no stone unturnedcareless

Inattentive, prone to mistakes

slapdash · slipshod · hasty · negligent · haphazard

Family

leaver, stone, stones, stoned, stoning, stonework, stonily, turned, turning

Familiarity
Top 100,000
Profile
Used worldwide · Timeless · Everyday, not technical · Rated G