Ballet

1. A classical form of dance.
2. A theatrical presentation of such dancing, usually with music, sometimes in the form of a story.
3. The company of persons who perform this dance.
4. (music) A light part song, frequently with a fa-la-la chorus, common among Elizabethan and Italian Renaissance composers.
5. (heraldry) A bearing in coats of arms representing one or more balls, called bezants, plates, etc., according to colour.
6. (figuratively) Any intricate series of operations involving coordination between individuals.