Type of footwear used to relax or compete. Comfortable and lightweight shoes used in ballet and sports activities. Lightweight and without high heel shoe. Sports shoes with very thin rubber sole. Tennis. Piece of canvas, rubber or leather that is used as a washer or gasket for a good fit between two parts that stick. Shoe is also one of the common names of a plant of the family Papaveraceae, also called papaverine, chickweed, opium poppies (Papaver somniferum). It is extracted opium and its derivatives.