fantasy: Meaning and Definition of

fan•ta•sy

1. imagination, esp. when extravagant and unrestrained.
2. the forming of mental images, esp. wondrous or strange fancies; imaginative conceptualizing.
3. a mental image, esp. when unreal or fantastic; vision: a nightmare fantasy.
4. an imagined or conjured up sequence fulfilling a psychological need; daydream.
5. a hallucination.
6. a supposition based on no solid foundation; visionary idea; illusion: dreams of Utopias and similar fantasies.
7. caprice; whim.
8. an ingenious or fanciful thought, design, or invention.
9. an imaginative or fanciful work, esp. one dealing with supernatural or unnatural events or characters: The stories of Poe are fantasies of horror.
10. fantasia (def. 1).

1. to form mental images; imagine; fantasize.
2. to write or play fantasias.