Dim″ple (?), n. [Prob. a nasalized dim. of dip. See Dip, and cf. 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.