Webster's Revised Unabridged Dictionary · 1913

Dimple

Dimple , noun

[Probably a nasalized dim. of dip. See Dip, and compare Dimble.]

1.
A slight natural depression or indentation on the surface of some part of the body, esp. on the cheek or chin. — Milton
The dimple of her chin. — Prior
2.
A slight indentation on any surface.
The garden pool's dark surface... Breaks into dimples small and bright. — Wordsworth

Dimple , intransitive verb

To form dimples; to sink into depressions or little inequalities.
And smiling eddies dimpled on the main. — Dryden

Dimple , transitive verb

To mark with dimples or dimplelike depressions. — Shakespeare