an image of the future which articulates an individual’s or group’s greatest concerns, worries, and fears, in a negative statement of a highly feared future outcome
emphasis If you refer to a situation as a nightmare, you are saying in a very emphatic way that it is irritating because it causes you a lot of trouble. Taking my son Peter to a restaurant was a nightmare In practice a graduate tax is an administrative nightmare
Any bad, miserable, difficult or terrifying situation or experience that arouses severe anxiety, terror or agony
A condition in sleep usually caused by improper eating or by digestive or nervous troubles, and characterized by a sense of extreme uneasiness or discomfort as of weight on the chest or stomach, impossibility of motion or speech, etc