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Showing results for dead man's handle. Search instead for dead+man's+statute.

dead man's handle

British  

noun

  1. a safety switch on a piece of machinery, such as a train, that allows operation only while depressed by the operator

"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