📒 a flat board, made of wood, metal, glass, etc., fixed to the wall or forming part of a cupboard, bookcase, etc., for things to be placed on
📒 a thing like a shelf in shape, especially a piece of rock sticking out from a cliff or from the edge of a mass of land under the sea
📒 that can be bought immediately and does not have to be specially designed or ordered
📒 not wanted by anyone; not used
📒 considered unlikely to get married or find a partner, because of being too old
📒 to stop something from being sold