The Collaborative International Dictionary
Impresario \Im`pre*sa"ri*o\, n.; pl. Impresarios. [It., from impresa enterprise.]
The projector, manager, or conductor, of an opera or concert company.
Hence, broadly: Any manager who organizes performances of a group.
Wiktionary
n. (plural of impresario English)
Usage examples of "impresarios".
For what it may be worth to modern impresarios: I can testify from personal experience that great crowds can still be gathered by melodrama, provided that the female in the piece speaks loudly and clearly.
Owen told stories about temperamental Hungarian artists, rich impresarios and their fifteen-year-old mistresses, and about his childhood friend Solly Muggenheim who made a jockstrap out of a squirrel's tail and died in the arms of his "loverbird", Connie adding that the "loverbird" told her Solly kissed like a vacuum cleaner.
It was her usual greeting to everyone from impresarios to back-row chorus singers, and when applied to me still utterly lacked any maternal quality.