Back up:

Printing the second side of a sheet already printed on one side.

Banding:

Method of packaging printed pieces of paper using rubber or paper bands.

Basis weight:

Weight in pounds of a ream of paper cut to the basic size for its grade.

Bind:

To fasten sheets or signatures with wire, thread, glue. or by other means.

Bindery:

The finishing department of a print shop or firm specializing in finishing printed products.

Blanket:

The thick rubber mat on a printing press that transfers ink from the plate to paper.

Bleed:

Printing that goes to the edge of the sheet after trimming.

Blind embossing:

An image pressed into a sheet without ink or foil.

Blueline:

A blue photographic proof used to check position of all image elements.

Board:

Alternate term for mechanical.

Bond & carbon:

Business form with paper and carbon paper.

Bond paper:

Strong durable paper grade used for letterheads and business forms.

Break for color:

Also known as a color break. To separate mechanically or by software the parts to be printed in different colors.

Brightness:

The brilliance or reflectance of paper.

Bulk:

Thickness of paper stock in thousandths of an inch or number of pages per inch.

Bulk pack:

Boxing printed product without wrapping or banding.

Burn:

Exposing a printing plate to high intensity light or placing an image on a printing plate by light.

Butt:

Joining images without overlapping.

Butt fit:

Printed colors that overlap one row of dots so they appear to butt.