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pipeclay

British  
/ ˈpaɪpˌkleɪ /

noun

  1. a fine white pure clay, used in the manufacture of tobacco pipes and pottery and for whitening leather and similar materials

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. (tr) to whiten with pipeclay

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But it can also mean white clay, and perhaps the "pipeclay" which could be made into a paste, and was once used to whiten British soldiers' belts, is more likely.

From BBC

In other kennels, bull-terriers' white coats were still further whitened by the harsh rubbing of pipeclay into the tender skin.

From Project Gutenberg

One realized, as one watched the proceedings, how completely the war has abolished the old navy methods of stiffness and pipeclay.

From Project Gutenberg

When mourning for the dead, the hair is plastered all over with mud, and the eyes and forehead are painted round with pipeclay.

From Project Gutenberg

Crayon, krā′on, n. a pencil made of chalk or pipeclay, variously coloured, used for drawing: a drawing done with crayons.—v.t. to draw with a crayon.—In crayons, of a picture, made by crayons.

From Project Gutenberg