Dictionary.com
Thesaurus.com

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

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "dead man's handle" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com