| rock and roll or rock'n'roll | |
| —n | |
| 1. | a. 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 |
| b. (as modifier): the rock-and-roll era | |
| 2. | dancing performed to such music, with exaggerated body movements stressing the beat |
| —vb | |
| 3. | (intr) to perform this dance |
| rock'n'roll or rock'n'roll | |
| —n | |
| —vb | |
| rock and roller or rock'n'roll | |
| —n | |
| rock'n'roller or rock'n'roll | |
| —n | |