Interpretation of dream: Waves

To see clear, calm waves in your dream, signify renewal, a calm state of mind and tranquil emotions. It may also signal an important decision to be made. If you are riding a wave, then it indicates that you are trying to get a handle on your emotions. To hear waves crashing in your dream, indicates tenderness and relaxation. It also brings about feelings of sensuality and sexuality. To dream that you are caught in a tidal wave, signifies the strength of your emotions, perhaps accompanied by tears that you are holding back in your waking life. To see muddy, violent waves in your dream, signifies that a fatal error was made in an important decision.

More interpretations:
Waves (Miller): To dream of waves, is a sign that you hold some vital step in contemplation, ...