What was “Mountain Dew” originally slang for?
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2%Unlike other sodas at the time, Mountain Dew wasn’t meant to cure headaches or soothe an upset stomach; it was made to chase whiskey. Two brothers, Barney and Ally Hartman, came up with the lemon-lime concoction in Knoxville, Tennessee, in 1932. At the time, the phrase “mountain dew” was slang for mountain-brewed moonshine. The brothers used the name, along with Mountain Dew’s first mascot, Willy the Hillbilly, to market their new soda brand.
Source: Smithsonian Magazine