<p><strong>Noun</strong></p><ul><li>Plural: fantasies</li><li>Imagination, especially when extravagant and unrestrained</li><li>The forming of mental images, especially wondrous or strange ones; imaginative conceptualizing</li><li>A mental image, especially when unreal or fantastic; vision: a nightmare fantasy</li><li>Psychology: an imagined or conjured up sequence fulfilling a psychological need; daydream</li><li>A hallucination</li><li>A supposition based on no solid foundation; visionary idea; illusion: dreams of Utopias and similar fantasies</li><li>Caprice; whim</li><li>An ingenious or fanciful thought, design, or invention</li><li>A genre of fiction involving magical, folkloric, or mythical elements: I've been reading a lot of fantasy lately</li><li>Also Literature: an imaginative or fanciful work, especially one dealing with supernatural or unnatural events or characters: The stories of Poe are fantasies of horror</li><li>Music: fantasia (def 1)</li></ul><p><strong>Adjective</strong></p><ul><li>Noting or relating to a genre of fiction involving magical, folkloric, or mythical elements: All his favorite fantasy novels are about elves</li><li>Noting or relating to any of various games or leagues in which fans assemble players of a professional sport into imaginary teams, and points are scored based on the performance of these players in real games: fantasy football; fantasy sports</li></ul><p><strong>Verb</strong></p><ul><li>(Used with or without object) to form mental images; imagine; fantasize</li><li>Rare: to write or play fantasies</li></ul>