To ride waves or surf without equipment, such as a surfboard.

To engage in shoulder surfing.

To watch a series of television stations for a short time each, by repeated use of a remote control

A type of boat used in surf lifesaving to go from shore out through the breaking waves, and back again. Current designs are rowed by a crew of four, with a sweep at the back steering. Originally used for mass rescues, but now superseded by powered craft and used only for competition.

(obsolete) surfing

(obsolete) One who rides the surf usually on a surfboard; a surfer

(sports) The sport of riding waves as a surfer, while seated in a kayak.

The activity of rescuing swimmers in distress at surf beaches. / The movement promoting and organising that activity.

Long narrow water craft (about 18 feet long) seating one person, propelled by paddling with a two-ended paddle and incorporating a small rudder controlled by foot levers. Designed for recreation or competition in surf, especially surf life saving, but only for going straight out and in, not for surfing across a wave like a wave ski.

plural of surf ski