n.
Function: noun
Date: circa 1552
1 : an act or instance of brandishing or waving
2 a : a florid bit of speech or writing <rhetorical flourish es > b : an ornamental stroke in writing or printing c : a decorative or finishing detail <a house with clever little flourish es >
3 : FANFARE
4 a : a period of thriving b : a luxuriant growth or profusion <a flourish of white hair> <a springtime flourish of color>
5 : showiness in the doing of something <opened the door with a flourish >
6 : a sudden burst <a flourish of activity>