hard rock

Compare soft rock.

Origin of hard rock

First recorded in 1965–70
Related formshard rocker, noun


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

Origin of hard-rock

First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for hardrock


  1. (of mining) concerned with extracting minerals other than coal, usually from solid rock
  1. slang a tough uncompromising man

hard rock

  1. music a rhythmically simple and usually highly amplified style of rock and roll
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012