dark lantern

American  

noun

1. a lantern having an opening with a shutter that can be slid across the opening to obscure the light.

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dark lantern British  

noun

1. a lantern having a sliding shutter or panel to dim or hide the light

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Etymology

Origin of dark lantern

First recorded in 1640–50

Example Sentences

He flayed the Administration for what he called its "dark lantern diplomacy."

From Time Magazine Archive

He then lit a dark lantern and pointed to the coffin.

From "Dracula" by Bram Stoker

A dark lantern was uncovered, and its light fell on the astonished face of the farmer.

From "The Fellowship of the Ring" by J.R.R. Tolkien

He had not bargained for the revelation that might be brought by means of a dark lantern.

From A Life's Secret A Novel by Wood, Mrs. Henry

Judy crept to her room and returned presently with a little electric dark lantern her father had given her.

From Molly Brown's Junior Days by Speed, Nell