The phrase "rocking movement" refers to a rhythmic back-and-forth motion, similar to the movement of a rocking chair. It can be used to describe any motion or action that resembles this rocking motion. Full definition
I consider self - publishing to be like the early punk rock movement, which didn't produce pretty and polished music. (writerswin.com)
However, while feeding your baby in a nursing rocking chair, rocking movement helps your child to stay relaxed and sleep quickly. (omgstroller.com)
The gentle rocking movement of the 3 - in - 1 Rocker Napper can be enjoyed by baby while playing with the rattling snail and flowery mirror (littleangels.ie)