Yet another idea, cited by etymologist Anatoly Liberman, implies that the time period "cocktail" was placed on a vulgar, sick-bred person raised above his station, assuming the placement of the gentleman but deficient in gentlemanly breeding. This expression was then prolonged to combined drinks, which were being witnessed as "diluted" https://hectorfd.worldblogged.com/33875362/everything-about-part-time-service