The phrase "to watch the waves" refers to observing the movement and patterns of waves in the water, usually at a beach or shoreline. It can represent finding calmness and relaxation by focusing on the tranquil rhythm of the waves. Full definition
Natural light streams in from the many windows and doors on the south side of this home or relax on the outside balcony watching waves roll in over the pristine white sand. (wyndhamvacationrentals.com)
It's like trying to comprehend the magnitude of the oceans if all you've done is stand on the beach watching the waves breaking. (discovermagazine.com)