Rock step

Rock step (also called break step) may refer to one of several similar dance moves. The name refers to the rocking action during the move: the weight is transferred from one foot to another and then back. It is used in a number of dances, such as East Coast Swing, Zydeco, Lindy Hop, Tango.

Most often it is a two-step dance move executed in two beats of music. There are two basic versions: rock back and rock forward. They may start with any foot.