n. A natural or transient dent or small hollow in some soft part of the surface of the human body, most common in youth, produced especially in the cheek by the act of smiling, and hence regarded in that situation as a sign of joyousness or good humor.n. A slight depression or indentation on any surface, as on water when slightly agitated.To form dimples; sink into depressions or little inequalities.To mark with dimples; produce dimples in: as, a smile dimpled her cheeks.