cup2 past tense and past participle cupped, present participle cupping [transitive]
to hold something in your hands, so that your hands form part of a circle around it:
He cupped her face in his hands and kissed her.
Luke was sitting at his desk, one hand cupping his chin.
to make a shape like a cup with your hand or hands:
He struck a match and cupped his hand around the flame.