The Collaborative International Dictionary of English v.0.48:
Dimple \Dim"ple\, v. i. [imp. & p. p. Dimpled; p. pr. & vb. n.
Dimpling.]
To form dimples; to sink into depressions or little
inequalities.
[1913 Webster]
And smiling eddies dimpled on the main. --Dryden.
[1913 Webster]