- A greasy black composition, in liquid form or to be mixed with liquids, used as ink for making lithographic drawings.More example sentences
- The artist draws an image on acetate or Mylar, ‘with washes, tusches, lithographic crayons or whatever… that's where the magic is’ he said.
- The design is drawn on a special, flat stone or on a metal plate with a greasy water-repellant substance (greased crayon or a greasy ink called tusche).
- The grease in the lithographer's crayon or tusche will repel water during the lithographic process.
early 20th century: from German tuschen, from French toucher 'to touch'.