b and w

American  

Or B and W,

adjective

1. (of a motion picture, photograph, drawing, etc.) black and white, as distinguished from color.

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noun

1. a black and white motion picture, photograph, drawing, etc.

B & W British  

abbreviation

1. black and white

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Etymology

Origin of b and w

First recorded in 1950–55

Example Sentences

A typical day runs from 5 a.m. to 5 p.m., at which point he stops off for his “B and W vitamins.”

From New York Times

The result may be expressed algebraically as follows, using the letters B and W to indicate respectively germ cells with and without the black color determiner.

From Project Gutenberg

Mr. Carnes arrived at the Bush River station of the P. B. and W. at 2:15 A.M.

From Project Gutenberg

The bobbins of the magnet, M, are mounted in series with the selenium plates, z, the local battery, B, and a resistance box, W. Those of the magnet, M', are in series with z', B', and W'.

From Project Gutenberg

Do B. and W. not move, Hyperion-like, on high?

From Project Gutenberg