black and white

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Writing or print.
• noun A color palette, as in photography or printmaking, employing only black and white or black, white, and values of gray.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun US, slang, law enforcement A 1970s police patrol car.
• noun A type of giant cookie (about 8 inches diameter) with icing on the top side: half white, half dark chocolate.
• adjective imaging Representing colours with pure black and white tones or with shades of gray.
• adjective figuratively Easily divided into diametrically opposing camps or schools of thought.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective not having or not capable of producing colors
• noun communication by means of written symbols (either printed or handwritten)
• noun a black-and-white photograph or slide