- a type of pop music originating in the 1950s as a blend of rhythm and blues and country and western. It is generally based upon the twelve-bar blues, the first and third beats in each bar being heavily accented
- (as modifier): the rock-and-roll era
- dancing performed to such music, with exaggerated body movements stressing the beat
- (intransitive) to perform this dance
rock and roller, rock'n'roller n