Definition of rock and roll noun from the Oxford Advanced Learner's Dictionary

 

rock and roll

 noun
noun
BrE BrE//ˌrɒk ən ˈrəʊl//
 
; NAmE NAmE//ˌrɑːk ən ˈroʊl//
 
(also rock ’n’ roll)[uncountable] Styles of music
 
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a type of music popular in the 1950s with a strong beat and simple tunes See related entries: Styles of music Culture Rock and roll developed from jazz and country music, and was played by such performers as Bill Haley, Elvis Presley, Chuck Berry and Buddy Holly.
See the Oxford Advanced American Dictionary entry: rock and roll