hard rock

(redirected from Hard-rock)
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Related to Hard-rock: Hard rock music

hard rock

[′härd ¦räk]
(geology)
Rock which needs drilling and blasting for removal.

hard rock

Rock, which is found during excavation, that can be removed only by pneumatic tools or explosives.
References in periodicals archive ?
The other House Band members are drummer Nate Morton, whose resume includes stints with Chaka Khan and Vanessa Carlton; rhythm guitarist Jim McGorman, formerly of the New Radicals and Michelle Branch's band; bassist Sasha Krivtsov, who worked with James Blunt and Billy Idol and was in one of Russia's most popular hard-rock bands; and Brazilian guitarist Rafael Moreira, who played with Pink.