centerboard 

The clitoris or The little man in the boat.

When I flicked her centerboard she went into sexual orbit.

centerboard by Jackbriant January 2, 2024

Casterboarding 

Noun. To ride a casterboard. Casterboards are usually propelled by moving in a snakelike motion.

I was casterboarding for hours. It was a blast! WOO!

Casterboarding by HawiianPunch1 February 15, 2014

casterboard 

Noun- a two wheeled board propelled by carving in a snake-like motion, and not requiring the user to step down and push. The board has a separate plate for each foot, joined by a torsion bar that allows the two plates to twist in opposite directions. See snakeboard skateboard carve

Learning to gain speed on and naturally ride the casterboard takes dedicated practice.

casterboard by simulated June 30, 2011