VISION meaning: 1. an idea or mental image of something: 2. an experience in which you see things that do not…. Learn more. Vision is the faculty of sight, the ability to see or imagine something, or a mystical experience of seeing something supernatural. Learn more about the different meanings and uses of vision from various sources and dictionaries. Learn the various meanings and uses of the word vision, from the act or power of seeing to the act or power of imagination. See synonyms, examples, etymology, and related words for vision. Vision definition: the act or power of sensing with the eyes; sight.. See examples of VISION used in a sentence.