doggie door

Tuberiding exit maneuver; a form of straightening out. When a surfer in the tube knows the wave is about to shut down, it is sometimes possible to race just far enough ahead of the falling curl to turn for shore and sneak out onto the flats. Because the surfer usually has to crouch and shoot through what amounts to a gap in the beach-facing wall of the tube, the effect is similar to that of a dog ...