If you make a beeline for something, you’re taking the shortest route possible. You’re also mimicking bee-havior! After a bee has visited enough flowers to gather nectar, she flies straight back to the hive. And: Even a word like throttlebottom...
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...