present participle of kneeboard

plural of kneeboard

(surfing) A short (often less than 6'), broad (sometimes extremely broad) surfboard designed to be ridden in the surf in a kneeling position, and often having traction pads in the central area as an alternative to wax, to help the knees grip the deck.

to surf or water-ski using a kneeboard

plural of kneeboarder

One who surfs with a kneeboard.

simple past tense and past participle of kneeboard