dead man’s switch
n.— «On the subway and elevated lines it is found in the nearest doorman and a “dead man’s switch.”» —“Precautions of Railroads to Prevent Death at the Throttle” in New York Washington Post Magazine Jan. 19, 1908. (source: Double-Tongued Dictionary)
Further reading
Amy is a historian who leads walking tours in Atlanta, Georgia, but she’s puzzled by the name of a certain roadway there. It’s called Airline Street, but despite its name, it has nothing to do with Hartsfield-Jackson International. The name of this...
When a teenager went a week without talking as part of a school project, he noticed a surprising side effect: Instead of rehearsing a response to what other people were saying to him, he was focused on listening — and feeling smarter as a result...