A fork of Rural Dictionary
Ring Piece Marks The line of sweat someone gets on their clothing down the crack of their arse, usually during a gym workout
Sue: Woah that guy is really going for it on the treadmill! Sarah: Yeah he's cute, just a shame about the RPM
Revoltions per minute, used to refer to car engines, chainsaw blades, records or any other machinery.
540bhp@7000rpm
Revolutions Per Minute Number of revolutions performed by a vinyl record in a minute to be heard correctly
33rpm 45rpm 78rpm (old)