hard rock

noun
1.
the original form of rock-'n'-roll, basically dependent on a consistently loud and strong beat.
Compare soft rock.
Origin
1965-70
Related forms
hard rocker, noun

hard-rock

[hahrd-rok] /ˈhɑrdˌrɒk/
adjective
1.
(loosely) of or pertaining to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology)
Compare soft-rock geology.
Origin
1920-25
British Dictionary definitions for hard rock

hard rock

noun
1.
(music) a rhythmically simple and usually highly amplified style of rock and roll
Slang definitions & phrases for hard rock

hard rock

noun phrase

A form of rock-and-roll music with a simple, driving beat, usually played on heavily amplified guitars (1960s+ Rock and roll)


hard-rock

adjective

Severe; dour and pugnacious; tough: the old hard-rock guy who would line up all the cocaine users and shoot them

[1923+; probably fr the difficulty of hard-rock mining as distinct fr other kinds; influenced by rock-hard]