rock-solid
adjective
rock-sol·id
ˈräk-ˈsä-ləd 
variants
or rock solid
: completely or perfectly solid (as because of great strength or dependability)
supported by a rock-solid foundation
She has a rock-solid reputation.
Their relationship was rock solid.
… she moved in an artificial world without ever losing her rock-solid integrity.—
Walter Clemons
Walter ClemonsHe is right to imply that the political structure is a little shaky—it was a myth that it was ever rock solid.—Xan Smiley
Xan SmileyExamples of rock-solid in a Sentence
Recent Examples on the Web
American Pulitzer prize-winning conflict photographer Lynsey Addario is profiled in Love + War, a rock-solid documentary feature and the latest collaboration between filmmakers Chai Vasarhelyi and Jimmy Chin, who made doc Free Solo and the biographical drama Nyad together.
—Leslie Felperin, HollywoodReporter, 12 Sep. 2025
Illinois appears to be rock-solid after exceeding expectations with a 10-3 record in '24.
—Tyler Everett, MSNBC Newsweek, 3 Sep. 2025
Go into every conversation armed with rock-solid data and an insight-rich plan.
—Meghan Keough, Forbes.com, 2 Sep. 2025
For four decades their rock-solid partnership showed Austin at its lively best.
—Steve Sewall, Chicago Tribune, 18 Aug. 2025
See All Example Sentences for rock-solid
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Leslie Felperin, HollywoodReporter, 12 Sep. 2025
Illinois appears to be rock-solid after exceeding expectations with a 10-3 record in '24.
—Tyler Everett, MSNBC Newsweek, 3 Sep. 2025
Go into every conversation armed with rock-solid data and an insight-rich plan.
—Meghan Keough, Forbes.com, 2 Sep. 2025
For four decades their rock-solid partnership showed Austin at its lively best.
—Steve Sewall, Chicago Tribune, 18 Aug. 2025
See All Example Sentences for rock-solid
Cite this Entry
“Rock-solid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rock-solid. Accessed 18 Sep. 2025.
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