[{"Bold_text": "noun", "List Items": ["a washing out of earth, gravel, etc., by water, as from an embankment or a roadway by heavy rain or by a flash flood.", "the hole, break, or erosion produced by such a washing out.", "Alsowash?-out?.Aeronautics.a warp in an airfoil that gives a decrease in the angle of attack toward the tip.Compare washin .", "rainout .", "Informal.an utter failure.", "Informal.a person who has failed a course of training or study:air force washouts."]}]