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blue mass

American  

noun

Pharmacology.
  1. Also called mercury mass.  a preparation of metallic mercury and other ingredients, used for making blue pills.

  2. blue pill.


Etymology

Origin of blue mass

An Americanism dating back to 1850–55

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.

See Examples For:

She recounts a historian's quest to prove that Abraham Lincoln took mercury-based medication called blue mass — possibly for constipation and depression.

From Salon Feb. 13, 2022

He would have to go over these again to put blue mass in the arteries.

From "Cannery Row" by John Steinbeck

His little ball mill rolled over and over; mixing the blue mass.

From "Cannery Row" by John Steinbeck

He stopped the ball mill, washed out the color gun and filled it with blue mass.

From "Cannery Row" by John Steinbeck

Yes Sir, I 'member gettin' sick before de surrender, an' dey bled me and gave me blue mass pills.

From Slave Narratives: a Folk History of Slavery in the United States From Interviews with Former Slaves, North Carolina Narratives, Part 2 by Work Projects Administration

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