Definition of "Flourish" :

noun: (music) a short lively tune played on brass instruments

"He entered to a flourish of trumpets."

noun: the act of waving

noun: a display of ornamental speech or language

noun: a showy gesture

"She entered with a great flourish."

noun: an ornamental embellishment in writing

verb: grow vigorously

verb: move or swing back and forth

verb: make steady progress; be at the high point in one's career or reach a high point in historical significance or importance