Meaning of ROCK in English

ROCK

n.

Function: noun

Usage: often attrib

Date: 1823

1 : a rocking movement

2 : popular music usually played on electronically amplified instruments and characterized by a persistent heavily accented beat, repetition of simple phrases, and often country, folk, and blues elements

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.