Meaning of rhapsody

rhap•so•dy

1. an instrumental composition irregular in form and suggestive of improvisation.
2. an ecstatic expression of feeling or enthusiasm.
3. an epic poem, or a part of such a poem, as a book of the Iliad, suitable for recitation at one time.
4. a similar piece of modern literature.
5. an unusually intense or irregular poem or piece of prose.
6. a miscellaneous collection; jumble.