The term MORLOCK'S FOE IN 'THE TIME MACHINE' is referring to the Eloi, a species of human-like creatures that appear in the 1895 science fiction novel by H.G. Wells. The Eloi are a peaceful people who live in fear of the Morlocks, another species of humanoid creatures that live underground and prey on the Eloi. The Eloi are the main antagonists of the novel and are the Morlock's primary source of food.