[ hahrd-rok ]
/ ˈhɑrdˌrɒk /
(loosely) of or relating to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology).
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Why Is It Called “Rock n’ Roll”?Is “Rocket ‘88” by Jackie Brenston and his Delta Cats the very first rock and roll record? The question has inspired debate among musicologists for years. Another equally contentious question: Where does the term rock and roll come from? Rock is derived from the Old English roccain, related to the Old Nordic rykkja meaning, “to pull, tear, move.” The earliest recorded use of the term in literature …
- hard-shell clam,
- hard-shell crab
Compare soft-rock geology.
Origin of hard-rock
First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019