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 Smiley
Examples of rock-solid in a Sentence
Recent Examples on the Web
The split-screen highlights the polarizing American views of Netanyahu and Israel’s conduct in Gaza, which has led to cracks in what was once rock-solid bipartisan support for Israel’s government.
—NBC News, 21 Mar. 2024
Half full: Tatis, Manny Machado and Bogaerts give the Padres three rock-solid offensive pieces.
—Bryce Miller, San Diego Union-Tribune, 13 Mar. 2024
Putt-Putt Problems is Lil Snack’s newest pop culture trivia game that requires a combination of digital golf skills and rock-solid trivia knowledge.
—Spin Contributor, SPIN, 7 Mar. 2024
At the end of the day, the best campaigns are still grounded in rock-solid research and clear messaging to drive action.
—Abbi Whitaker, Forbes, 20 Feb. 2024
Fortunately, the Ravens have a rock-solid foundation led by two-time MVP quarterback Lamar Jackson and coach John Harbaugh, who together have gone 58-19 during the regular season when Jackson starts.
—C.j. Doon, Baltimore Sun, 12 Feb. 2024
All conservatives should be able to agree that tax provisions allowing for cash-flow expensing and neutral cost recovery are a rock-solid baseline of tax reform.
—Ryan Ellis, National Review, 9 Feb. 2024
Roc Nation, which had a rock-solid source of both cash and credibility in Jay-Z, entered the sports business in 2013, five years after the company’s launch, with four-time All-Star Yankees second baseman Robinson Canó.
—Dave Brooks, Billboard, 9 Feb. 2024
That key intangible is a rock-solid recipe for disaster, of which the Mavericks find themselves.
—Fort Worth Star-Telegram, 31 Jan. 2024
NBC News, 21 Mar. 2024
Half full: Tatis, Manny Machado and Bogaerts give the Padres three rock-solid offensive pieces.
—Bryce Miller, San Diego Union-Tribune, 13 Mar. 2024
Putt-Putt Problems is Lil Snack’s newest pop culture trivia game that requires a combination of digital golf skills and rock-solid trivia knowledge.
—Spin Contributor, SPIN, 7 Mar. 2024
At the end of the day, the best campaigns are still grounded in rock-solid research and clear messaging to drive action.
—Abbi Whitaker, Forbes, 20 Feb. 2024
Fortunately, the Ravens have a rock-solid foundation led by two-time MVP quarterback Lamar Jackson and coach John Harbaugh, who together have gone 58-19 during the regular season when Jackson starts.
—C.j. Doon, Baltimore Sun, 12 Feb. 2024
All conservatives should be able to agree that tax provisions allowing for cash-flow expensing and neutral cost recovery are a rock-solid baseline of tax reform.
—Ryan Ellis, National Review, 9 Feb. 2024
Roc Nation, which had a rock-solid source of both cash and credibility in Jay-Z, entered the sports business in 2013, five years after the company’s launch, with four-time All-Star Yankees second baseman Robinson Canó.
—Dave Brooks, Billboard, 9 Feb. 2024
That key intangible is a rock-solid recipe for disaster, of which the Mavericks find themselves.
—Fort Worth Star-Telegram, 31 Jan. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rock-solid.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1871, in the meaning defined above
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 19 Apr. 2024.
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