hard rock

¹

noun

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

hard-rock

²

[hahrd-rok]

adjective

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

hard rock

noun

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

Other Word Forms

• hard rocker noun

Word History and Origins

Origin of hard rock¹

First recorded in 1965–70

Origin of hard rock²

First recorded in 1920–25