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
Even with a rock-solid skincare routine, skin setbacks are bound to happen.
—Catherine Santino, People.com, 4 Feb. 2025
His strategies are both innovative and effective, and his determination is rock-solid.
—Chris Gallagher, USA TODAY, 28 Jan. 2025
Jones is primed for a monster performance on Sunday against the Bills’ rock-solid offensive line.
—Elizabeth Robinson, NBC News, 24 Jan. 2025
Sebastian Stan in Best Actor for The Apprentice There are currently four rock-solid prospective nominees in the Best Actor race: The Brutalist’s Adrien Brody, A Complete Unknown’s Timothee Chalamet, Conclave’s Ralph Fiennes, and Sing Sing’s Colman Domingo, with the fifth slot up for grabs.
—Joe Reid, Vulture, 20 Jan. 2025
See all Example Sentences for rock-solid 
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Catherine Santino, People.com, 4 Feb. 2025
His strategies are both innovative and effective, and his determination is rock-solid.
—Chris Gallagher, USA TODAY, 28 Jan. 2025
Jones is primed for a monster performance on Sunday against the Bills’ rock-solid offensive line.
—Elizabeth Robinson, NBC News, 24 Jan. 2025
Sebastian Stan in Best Actor for The Apprentice There are currently four rock-solid prospective nominees in the Best Actor race: The Brutalist’s Adrien Brody, A Complete Unknown’s Timothee Chalamet, Conclave’s Ralph Fiennes, and Sing Sing’s Colman Domingo, with the fifth slot up for grabs.
—Joe Reid, Vulture, 20 Jan. 2025
See all Example Sentences for rock-solid
Dictionary Entries Near rock-solid
Cite this Entry
“Rock-solid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rock-solid. Accessed 11 Feb. 2025.
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