skimboarding

Riding a thin, flat board made of wood or foam over sand covered by a thin layer of water. The skimboarder begins his ride by running at an angle toward the surf, just behind an ebbing wave; at full sprint, he shoots the board onto the film of water just ahead of him, jumps on, and begins gliding. For intermediate and advanced riders, the sand-skimming portion of the ride is a prelude to a surfing...