Overexpose \O`ver*ex*pose"\, v. t. To expose excessively; specif. (Photog.), to subject (a plate or film) too long to the actinic action of the light used in producing a picture. -- {O`ver*ex*po"sure}, n.
overexpose v 1: expose to too much light; "the photographic film was overexposed and there is no image" [ant: {underexpose}] 2: expose excessively; "As a child, I was overexposed to French movies" [ant: {underexpose}]