4\K
Process color over Black: One side of the page prints 4 process colors and the other side prints Black
BKLT
booklet
Black
K, one of the four process colors used in the CMYK printing process, black in color. Also referred to as the Key color
Crop marks
printed lines showing where to trim a printed sheet
Hickey
reoccurring unplanned spots that appear in the printed image from dust, lint, dried ink
Keyline
an outline drawing (see also trim box defintion)
Make-ready
all the activities required to prepare a press for printing
Stack by page or subset
to keep each piece separate or independent
Stock
the material to be printed on
Trim marks
see crop marks
Watermark
distinctive design created in paper at the time of manufacture that can be easily seen by holding the paper up to a light
Work and tumble
using the same plate and same guide, printing one side of a sheet, and flipping it from gripper to tail to print on the back of the sheet. Similar to perfecting but 2 passes
Work and turn
using the same plate and common guide, printing one side of a sheet, and flipping it from left to right to print on the back of the sheet