paste-up

noun Printing.

1. mechanical(def 14).

noun printing

1. an assembly of typeset matter, illustrations, etc, pasted on a sheet of paper or board and used as a guide or layout in the production of a publication
2. a sheet of paper or board on which are pasted artwork, typeset matter, etc, for photographing prior to making a printing plateanother name for camera-ready copy
3. another name for collage (def. 1), collage (def. 2)

n.1930, from paste (v.) + up (adv.).