verb (used with object), o·ver·ex·posed, o·ver·ex·pos·ing.
- to expose too much, as to the sun, cold, or light rays (often used reflexively): Be careful of overexposing yourself to the sun.
- Photography. to expose (a film or the like) to too much light.
- to expose too much or for too long
- photog to expose (a film, plate, or paper) for too long a period or with too bright a light