hard rock

¹ American  

noun

1. the original form of rock-'n'-roll, basically dependent on a consistently loud and strong beat.

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hard-rock ² American  

[hahrd-rok] / ˈhɑrdˌrɒk /

adjective

1. (loosely) of or relating to igneous or metamorphic rocks, as in mining hard-rock mining and geology hard-rock geology.

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hard rock British  

noun

1. music a rhythmically simple and usually highly amplified style of rock and roll

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Other Word Forms

• hard rocker noun

Etymology

Origin of hard rock¹

First recorded in 1965–70

Origin of hard-rock²

First recorded in 1920–25

Example Sentences

"The estimated yield of the event was a 10 tonne nuclear explosion, or five tonnes conventional equivalent, which assumes the explosion was fully coupled in hard rock below the water table," he said.

From Barron's

The Tejon Indian Tribe is about to open a $600-million Hard Rock casino near the town of Mettler and the Grapevine Pass.

From Los Angeles Times

Hard rock band Gun were formed in 1987, with McManus joining them on drums in 2010.

From BBC

Someone who has a cold, hard rock for a heart and likes it, who won’t look at people or say “Thank you,” who scares children and doesn’t care if they cry, who doesn’t mind if the whole world weeps because at least they’d know how it feels, too, well ...

From Literature

Maybe this time Guns N’ Roses can headline a tribute to the Sunset Strip hard rock scene?

From Los Angeles Times