noun
A small depression or indentation in a surface.
Specifically, a small natural depression on the skin, especially on the face near the corners of the mouth.
A small depression, made with a punch on a metal object, as a guide for further drilling.
verb
(transitive) To create a dimple in.
(intransitive) To create a dimple in one's face by smiling.
To form dimples; to sink into depressions or little inequalities.