Ripple \Rip"ple\, v. i. [imp. & p. p. Rippled; p. pr. & vb. n. Rippling.]

[Cf. Rimple, Rumple.]

1. To become fretted or dimpled on the surface, as water when agitated or running over a rough bottom; to be covered with small waves or undulations, as a field of grain. [1913 Webster]

2. To make a sound as of water running gently over a rough bottom, or the breaking of ripples on the shore. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

rippling

Source: WordNet (r) 2.0
 

Ripple \Rip"ple\, v. i. [imp. & p. p. Rippled; p. pr. & vb. n. Rippling.]

[Cf. Rimple, Rumple.]

1. To become fretted or dimpled on the surface, as water when agitated or running over a rough bottom; to be covered with small waves or undulations, as a field of grain.

2. To make a sound as of water running gently over a rough bottom, or the breaking of ripples on the shore.

Source: Webster's Revised Unabridged Dictionary (1913)