hot pressDefinition of hot press noun 1a device in which paper or cloth is pressed between glazed boards and hot metal plates in order to produce a smooth or glossy surface. a type of hot press used in the manufacture of plywood. 2Irish a cupboard used for airing clothes, linen, etc.. verb (hot-press) [with object] press (paper, cloth, etc.) with a hot press: (as adjective hot-pressed)hot-pressed paperhot press in other Oxford dictionaries Definition of hot press in the US English dictionary