At school he used to do Dr. Jekyll turning into Mr. Hyde, shining a flashlight into his face.1997, Saul Bellow, The Actual, New York: Viking, page 32:
2
A flashgun (device used to create flashes of light for photography).
He sat in an arm-chair with his forefinger to his temple, and when the photographer's flashlight went off, he hoped that the hotel had caught fire and that this would end it all.1943, Sinclair Lewis, chapter XIII, in Gideon Planish, London: Jonathan Cape, page 121:
[…] the flashlight exploded like a tiny bomb, making the Vicar jump a little, which explains why his face is a thankful blur, his deadly role forgotten to history (I have the photograph before me now).1992, Adam Thorpe, Ulverton, New York: Farrar, Straus & Giroux, published 1994, page 235:
1 more example
[…] two or three bright flashlights went off close to us. It seemed that some prominent person was being quickly interviewed by reporters and photographed just before the ship left.2006, Stefan Zweig, translated by Anthea Bell, Chess, London: Penguin: