what is a dutch rudder

According to the search results, a Dutch Rudder is a sexual act where a man masturbates while another person grabs his arm and makes him do the motion. It is not related to the Pleuger rudder, also known as a Dutch rudder, which is a power-assisted ships rudder that creates a flow of water in the direction the rudder points powered by an auxiliary electric motor. A Dutch Rudder is also not related to the Double Dutch Rudder, which is a variation of the act involving a third person who moves one of the participants shaved legs over their hairy leg gently.