|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|the offspring of a zebra and a donkey.|
|1.||See optic disc a small oval-shaped area of the retina in which vision is not experienced. It marks the nonphotosensitive site of entrance into the eyeball of the optic nerve|
|2.||a place or area, as in an auditorium or part of a road, where vision is completely or partially obscured or hearing is difficult or impossible|
|3.||a subject about which a person is ignorant or prejudiced, or an occupation in which he or she is inefficient|
|4.||a location within the normal range of a radio transmitter with weak reception|
blind spot n.
Note: In a general sense, the term is used to refer to an inability to see things that might be obvious to another observer: “He has a blind spot as far as his daughter's behavior is concerned.”